udf: fix coding style

fix coding style errors found by checkpatch:
- assignments in if conditions
- braces {} around single statement blocks
- no spaces after commas
- printks without KERN_*
- lines longer than 80 characters
- spaces between "type *" and variable name

before: 192 errors, 561 warnings, 8987 lines checked
after: 1 errors, 38 warnings, 9468 lines checked

Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

14 files changed, 1306 insertions, 830 deletions

diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
index 3f67d9dc863..dc9f8a96b6e 100644
--- a/fs/udf/balloc.c
+++ b/fs/udf/balloc.c
@@ -28,15 +28,16 @@
 #include "udf_i.h"
 #include "udf_sb.h"
 
-#define udf_clear_bit(nr,addr) ext2_clear_bit(nr,addr)
-#define udf_set_bit(nr,addr) ext2_set_bit(nr,addr)
+#define udf_clear_bit(nr, addr) ext2_clear_bit(nr, addr)
+#define udf_set_bit(nr, addr) ext2_set_bit(nr, addr)
 #define udf_test_bit(nr, addr) ext2_test_bit(nr, addr)
 #define udf_find_first_one_bit(addr, size) find_first_one_bit(addr, size)
-#define udf_find_next_one_bit(addr, size, offset) find_next_one_bit(addr, size, offset)
+#define udf_find_next_one_bit(addr, size, offset) \
+		find_next_one_bit(addr, size, offset)
 
 #define leBPL_to_cpup(x) leNUM_to_cpup(BITS_PER_LONG, x)
-#define leNUM_to_cpup(x,y) xleNUM_to_cpup(x,y)
-#define xleNUM_to_cpup(x,y) (le ## x ## _to_cpup(y))
+#define leNUM_to_cpup(x, y) xleNUM_to_cpup(x, y)
+#define xleNUM_to_cpup(x, y) (le ## x ## _to_cpup(y))
 #define uintBPL_t uint(BITS_PER_LONG)
 #define uint(x) xuint(x)
 #define xuint(x) __le ## x
@@ -62,7 +63,8 @@ static inline int find_next_one_bit(void *addr, int size, int offset)
 		result += BITS_PER_LONG;
 	}
 	while (size & ~(BITS_PER_LONG - 1)) {
-		if ((tmp = leBPL_to_cpup(p++)))
+		tmp = leBPL_to_cpup(p++);
+		if (tmp)
 			goto found_middle;
 		result += BITS_PER_LONG;
 		size -= BITS_PER_LONG;
@@ -91,9 +93,9 @@ static int read_block_bitmap(struct super_block *sb,
 	loc.partitionReferenceNum = UDF_SB(sb)->s_partition;
 
 	bh = udf_tread(sb, udf_get_lb_pblock(sb, loc, block));
-	if (!bh) {
+	if (!bh)
 		retval = -EIO;
-	}
+
 	bitmap->s_block_bitmap[bitmap_nr] = bh;
 	return retval;
 }
@@ -155,14 +157,17 @@ static void udf_bitmap_free_blocks(struct super_block *sb,
 
 	mutex_lock(&sbi->s_alloc_mutex);
 	if (bloc.logicalBlockNum < 0 ||
-	    (bloc.logicalBlockNum + count) > sbi->s_partmaps[bloc.partitionReferenceNum].s_partition_len) {
+	    (bloc.logicalBlockNum + count) >
+		sbi->s_partmaps[bloc.partitionReferenceNum].s_partition_len) {
 		udf_debug("%d < %d || %d + %d > %d\n",
 			  bloc.logicalBlockNum, 0, bloc.logicalBlockNum, count,
-			  sbi->s_partmaps[bloc.partitionReferenceNum].s_partition_len);
+			  sbi->s_partmaps[bloc.partitionReferenceNum].
+							s_partition_len);
 		goto error_return;
 	}
 
-	block = bloc.logicalBlockNum + offset + (sizeof(struct spaceBitmapDesc) << 3);
+	block = bloc.logicalBlockNum + offset +
+		(sizeof(struct spaceBitmapDesc) << 3);
 
 do_more:
 	overflow = 0;
@@ -184,7 +189,8 @@ do_more:
 	for (i = 0; i < count; i++) {
 		if (udf_set_bit(bit + i, bh->b_data)) {
 			udf_debug("bit %ld already set\n", bit + i);
-			udf_debug("byte=%2x\n", ((char *)bh->b_data)[(bit + i) >> 3]);
+			udf_debug("byte=%2x\n",
+				  ((char *)bh->b_data)[(bit + i) >> 3]);
 		} else {
 			if (inode)
 				DQUOT_FREE_BLOCK(inode, 1);
@@ -314,14 +320,16 @@ repeat:
 		if (bit < end_goal)
 			goto got_block;
 
-		ptr = memscan((char *)bh->b_data + (bit >> 3), 0xFF, sb->s_blocksize - ((bit + 7) >> 3));
+		ptr = memscan((char *)bh->b_data + (bit >> 3), 0xFF,
+			      sb->s_blocksize - ((bit + 7) >> 3));
 		newbit = (ptr - ((char *)bh->b_data)) << 3;
 		if (newbit < sb->s_blocksize << 3) {
 			bit = newbit;
 			goto search_back;
 		}
 
-		newbit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3, bit);
+		newbit = udf_find_next_one_bit(bh->b_data,
+					       sb->s_blocksize << 3, bit);
 		if (newbit < sb->s_blocksize << 3) {
 			bit = newbit;
 			goto got_block;
@@ -360,15 +368,20 @@ repeat:
 	if (bit < sb->s_blocksize << 3)
 		goto search_back;
 	else
-		bit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3, group_start << 3);
+		bit = udf_find_next_one_bit(bh->b_data, sb->s_blocksize << 3,
+					    group_start << 3);
 	if (bit >= sb->s_blocksize << 3) {
 		mutex_unlock(&sbi->s_alloc_mutex);
 		return 0;
 	}
 
 search_back:
-	for (i = 0; i < 7 && bit > (group_start << 3) && udf_test_bit(bit - 1, bh->b_data); i++, bit--)
-		; /* empty loop */
+	i = 0;
+	while (i < 7 && bit > (group_start << 3) &&
+	       udf_test_bit(bit - 1, bh->b_data)) {
+		++i;
+		--bit;
+	}
 
 got_block:
 
@@ -424,15 +437,17 @@ static void udf_table_free_blocks(struct super_block *sb,
 
 	mutex_lock(&sbi->s_alloc_mutex);
 	if (bloc.logicalBlockNum < 0 ||
-	    (bloc.logicalBlockNum + count) > sbi->s_partmaps[bloc.partitionReferenceNum].s_partition_len) {
+	    (bloc.logicalBlockNum + count) >
+		sbi->s_partmaps[bloc.partitionReferenceNum].s_partition_len) {
 		udf_debug("%d < %d || %d + %d > %d\n",
 			  bloc.logicalBlockNum, 0, bloc.logicalBlockNum, count,
-			  sbi->s_partmaps[bloc.partitionReferenceNum]->s_partition_len);
+			  sbi->s_partmaps[bloc.partitionReferenceNum].
+							s_partition_len);
 		goto error_return;
 	}
 
-	/* We do this up front - There are some error conditions that could occure,
-	   but.. oh well */
+	/* We do this up front - There are some error conditions that
+	   could occure, but.. oh well */
 	if (inode)
 		DQUOT_FREE_BLOCK(inode, count);
 	if (sbi->s_lvid_bh) {
@@ -452,26 +467,39 @@ static void udf_table_free_blocks(struct super_block *sb,
 
 	while (count &&
 	       (etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
-		if (((eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits)) == start)) {
-			if ((0x3FFFFFFF - elen) < (count << sb->s_blocksize_bits)) {
-				count -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
-				start += ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
-				elen = (etype << 30) | (0x40000000 - sb->s_blocksize);
+		if (((eloc.logicalBlockNum +
+			(elen >> sb->s_blocksize_bits)) == start)) {
+			if ((0x3FFFFFFF - elen) <
+					(count << sb->s_blocksize_bits)) {
+				uint32_t tmp = ((0x3FFFFFFF - elen) >>
+							sb->s_blocksize_bits);
+				count -= tmp;
+				start += tmp;
+				elen = (etype << 30) |
+					(0x40000000 - sb->s_blocksize);
 			} else {
-				elen = (etype << 30) | (elen + (count << sb->s_blocksize_bits));
+				elen = (etype << 30) |
+					(elen +
+					(count << sb->s_blocksize_bits));
 				start += count;
 				count = 0;
 			}
 			udf_write_aext(table, &oepos, eloc, elen, 1);
 		} else if (eloc.logicalBlockNum == (end + 1)) {
-			if ((0x3FFFFFFF - elen) < (count << sb->s_blocksize_bits)) {
-				count -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
-				end -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
-				eloc.logicalBlockNum -= ((0x3FFFFFFF - elen) >> sb->s_blocksize_bits);
-				elen = (etype << 30) | (0x40000000 - sb->s_blocksize);
+			if ((0x3FFFFFFF - elen) <
+					(count << sb->s_blocksize_bits)) {
+				uint32_t tmp = ((0x3FFFFFFF - elen) >>
+						sb->s_blocksize_bits);
+				count -= tmp;
+				end -= tmp;
+				eloc.logicalBlockNum -= tmp;
+				elen = (etype << 30) |
+					(0x40000000 - sb->s_blocksize);
 			} else {
 				eloc.logicalBlockNum = start;
-				elen = (etype << 30) | (elen + (count << sb->s_blocksize_bits));
+				elen = (etype << 30) |
+					(elen +
+					(count << sb->s_blocksize_bits));
 				end -= count;
 				count = 0;
 			}
@@ -492,9 +520,9 @@ static void udf_table_free_blocks(struct super_block *sb,
 
 	if (count) {
 		/*
-		 * NOTE: we CANNOT use udf_add_aext here, as it can try to allocate
-		 * a new block, and since we hold the super block lock already
-		 * very bad things would happen :)
+		 * NOTE: we CANNOT use udf_add_aext here, as it can try to
+		 * allocate a new block, and since we hold the super block
+		 * lock already very bad things would happen :)
 		 *
 		 * We copy the behavior of udf_add_aext, but instead of
 		 * trying to allocate a new block close to the existing one,
@@ -535,27 +563,35 @@ static void udf_table_free_blocks(struct super_block *sb,
 			eloc.logicalBlockNum++;
 			elen -= sb->s_blocksize;
 
-			if (!(epos.bh = udf_tread(sb, udf_get_lb_pblock(sb, epos.block, 0)))) {
+			epos.bh = udf_tread(sb,
+					udf_get_lb_pblock(sb, epos.block, 0));
+			if (!epos.bh) {
 				brelse(oepos.bh);
 				goto error_return;
 			}
 			aed = (struct allocExtDesc *)(epos.bh->b_data);
-			aed->previousAllocExtLocation = cpu_to_le32(oepos.block.logicalBlockNum);
+			aed->previousAllocExtLocation =
+				cpu_to_le32(oepos.block.logicalBlockNum);
 			if (epos.offset + adsize > sb->s_blocksize) {
 				loffset = epos.offset;
 				aed->lengthAllocDescs = cpu_to_le32(adsize);
 				sptr = UDF_I_DATA(table) + epos.offset - adsize;
-				dptr = epos.bh->b_data + sizeof(struct allocExtDesc);
+				dptr = epos.bh->b_data +
+					sizeof(struct allocExtDesc);
 				memcpy(dptr, sptr, adsize);
-				epos.offset = sizeof(struct allocExtDesc) + adsize;
+				epos.offset = sizeof(struct allocExtDesc) +
+						adsize;
 			} else {
 				loffset = epos.offset + adsize;
 				aed->lengthAllocDescs = cpu_to_le32(0);
 				if (oepos.bh) {
 					sptr = oepos.bh->b_data + epos.offset;
-					aed = (struct allocExtDesc *)oepos.bh->b_data;
+					aed = (struct allocExtDesc *)
+						oepos.bh->b_data;
 					aed->lengthAllocDescs =
-						cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
+						cpu_to_le32(le32_to_cpu(
+							aed->lengthAllocDescs) +
+								adsize);
 				} else {
 					sptr = UDF_I_DATA(table) + epos.offset;
 					UDF_I_LENALLOC(table) += adsize;
@@ -564,27 +600,31 @@ static void udf_table_free_blocks(struct super_block *sb,
 				epos.offset = sizeof(struct allocExtDesc);
 			}
 			if (sbi->s_udfrev >= 0x0200)
-				udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 3, 1,
-					    epos.block.logicalBlockNum, sizeof(tag));
+				udf_new_tag(epos.bh->b_data, TAG_IDENT_AED,
+					    3, 1, epos.block.logicalBlockNum,
+					    sizeof(tag));
 			else
-				udf_new_tag(epos.bh->b_data, TAG_IDENT_AED, 2, 1,
-					    epos.block.logicalBlockNum, sizeof(tag));
+				udf_new_tag(epos.bh->b_data, TAG_IDENT_AED,
+					    2, 1, epos.block.logicalBlockNum,
+					    sizeof(tag));
 
 			switch (UDF_I_ALLOCTYPE(table)) {
-				case ICBTAG_FLAG_AD_SHORT:
-					sad = (short_ad *)sptr;
-					sad->extLength = cpu_to_le32(
-						EXT_NEXT_EXTENT_ALLOCDECS |
-						sb->s_blocksize);
-					sad->extPosition = cpu_to_le32(epos.block.logicalBlockNum);
-					break;
-				case ICBTAG_FLAG_AD_LONG:
-					lad = (long_ad *)sptr;
-					lad->extLength = cpu_to_le32(
-						EXT_NEXT_EXTENT_ALLOCDECS |
-						sb->s_blocksize);
-					lad->extLocation = cpu_to_lelb(epos.block);
-					break;
+			case ICBTAG_FLAG_AD_SHORT:
+				sad = (short_ad *)sptr;
+				sad->extLength = cpu_to_le32(
+					EXT_NEXT_EXTENT_ALLOCDECS |
+					sb->s_blocksize);
+				sad->extPosition =
+					cpu_to_le32(epos.block.logicalBlockNum);
+				break;
+			case ICBTAG_FLAG_AD_LONG:
+				lad = (long_ad *)sptr;
+				lad->extLength = cpu_to_le32(
+					EXT_NEXT_EXTENT_ALLOCDECS |
+					sb->s_blocksize);
+				lad->extLocation =
+					cpu_to_lelb(epos.block);
+				break;
 			}
 			if (oepos.bh) {
 				udf_update_tag(oepos.bh->b_data, loffset);
@@ -594,7 +634,8 @@ static void udf_table_free_blocks(struct super_block *sb,
 			}
 		}
 
-		if (elen) { /* It's possible that stealing the block emptied the extent */
+		/* It's possible that stealing the block emptied the extent */
+		if (elen) {
 			udf_write_aext(table, &epos, eloc, elen, 1);
 
 			if (!epos.bh) {
@@ -603,7 +644,8 @@ static void udf_table_free_blocks(struct super_block *sb,
 			} else {
 				aed = (struct allocExtDesc *)epos.bh->b_data;
 				aed->lengthAllocDescs =
-					cpu_to_le32(le32_to_cpu(aed->lengthAllocDescs) + adsize);
+					cpu_to_le32(le32_to_cpu(
+					    aed->lengthAllocDescs) + adsize);
 				udf_update_tag(epos.bh->b_data, epos.offset);
 				mark_buffer_dirty(epos.bh);
 			}
@@ -631,7 +673,8 @@ static int udf_table_prealloc_blocks(struct super_block *sb,
 	struct extent_position epos;
 	int8_t etype = -1;
 
-	if (first_block < 0 || first_block >= sbi->s_partmaps[partition].s_partition_len)
+	if (first_block < 0 ||
+		first_block >= sbi->s_partmaps[partition].s_partition_len)
 		return 0;
 
 	if (UDF_I_ALLOCTYPE(table) == ICBTAG_FLAG_AD_SHORT)
@@ -658,16 +701,18 @@ static int udf_table_prealloc_blocks(struct super_block *sb,
 		epos.offset -= adsize;
 
 		alloc_count = (elen >> sb->s_blocksize_bits);
-		if (inode && DQUOT_PREALLOC_BLOCK(inode, alloc_count > block_count ? block_count : alloc_count)) {
+		if (inode && DQUOT_PREALLOC_BLOCK(inode,
+			alloc_count > block_count ? block_count : alloc_count))
 			alloc_count = 0;
-		} else if (alloc_count > block_count) {
+		else if (alloc_count > block_count) {
 			alloc_count = block_count;
 			eloc.logicalBlockNum += alloc_count;
 			elen -= (alloc_count << sb->s_blocksize_bits);
-			udf_write_aext(table, &epos, eloc, (etype << 30) | elen, 1);
-		} else {
-			udf_delete_aext(table, epos, eloc, (etype << 30) | elen);
-		}
+			udf_write_aext(table, &epos, eloc,
+					(etype << 30) | elen, 1);
+		} else
+			udf_delete_aext(table, epos, eloc,
+					(etype << 30) | elen);
 	} else {
 		alloc_count = 0;
 	}
@@ -711,10 +756,10 @@ static int udf_table_new_block(struct super_block *sb,
 	if (goal < 0 || goal >= sbi->s_partmaps[partition].s_partition_len)
 		goal = 0;
 
-	/* We search for the closest matching block to goal. If we find a exact hit,
-	   we stop. Otherwise we keep going till we run out of extents.
-	   We store the buffer_head, bloc, and extoffset of the current closest
-	   match and use that when we are done.
+	/* We search for the closest matching block to goal. If we find
+	   a exact hit, we stop. Otherwise we keep going till we run out
+	   of extents. We store the buffer_head, bloc, and extoffset
+	   of the current closest match and use that when we are done.
 	 */
 	epos.offset = sizeof(struct unallocSpaceEntry);
 	epos.block = UDF_I_LOCATION(table);
@@ -723,7 +768,8 @@ static int udf_table_new_block(struct super_block *sb,
 	while (spread &&
 	       (etype = udf_next_aext(table, &epos, &eloc, &elen, 1)) != -1) {
 		if (goal >= eloc.logicalBlockNum) {
-			if (goal < eloc.logicalBlockNum + (elen >> sb->s_blocksize_bits))
+			if (goal < eloc.logicalBlockNum +
+					(elen >> sb->s_blocksize_bits))
 				nspread = 0;
 			else
 				nspread = goal - eloc.logicalBlockNum -
@@ -825,52 +871,53 @@ inline int udf_prealloc_blocks(struct super_block *sb,
 {
 	struct udf_part_map *map = &UDF_SB(sb)->s_partmaps[partition];
 
-	if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP) {
+	if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP)
 		return udf_bitmap_prealloc_blocks(sb, inode,
 						  map->s_uspace.s_bitmap,
-						  partition, first_block, block_count);
-	} else if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE) {
+						  partition, first_block,
+						  block_count);
+	else if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE)
 		return udf_table_prealloc_blocks(sb, inode,
 						 map->s_uspace.s_table,
-						 partition, first_block, block_count);
-	} else if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP) {
+						 partition, first_block,
+						 block_count);
+	else if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP)
 		return udf_bitmap_prealloc_blocks(sb, inode,
 						  map->s_fspace.s_bitmap,
-						  partition, first_block, block_count);
-	} else if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE) {
+						  partition, first_block,
+						  block_count);
+	else if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
 		return udf_table_prealloc_blocks(sb, inode,
 						 map->s_fspace.s_table,
-						 partition, first_block, block_count);
-	} else {
+						 partition, first_block,
+						 block_count);
+	else
 		return 0;
-	}
 }
 
 inline int udf_new_block(struct super_block *sb,
 			 struct inode *inode,
 			 uint16_t partition, uint32_t goal, int *err)
 {
-	int ret;
 	struct udf_part_map *map = &UDF_SB(sb)->s_partmaps[partition];
 
-	if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP) {
-		ret = udf_bitmap_new_block(sb, inode,
+	if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP)
+		return udf_bitmap_new_block(sb, inode,
 					   map->s_uspace.s_bitmap,
 					   partition, goal, err);
-		return ret;
-	} else if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE) {
+	else if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_TABLE)
 		return udf_table_new_block(sb, inode,
 					   map->s_uspace.s_table,
 					   partition, goal, err);
-	} else if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP) {
+	else if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP)
 		return udf_bitmap_new_block(sb, inode,
 					    map->s_fspace.s_bitmap,
 					    partition, goal, err);
-	} else if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE) {
+	else if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
 		return udf_table_new_block(sb, inode,
 					   map->s_fspace.s_table,
 					   partition, goal, err);
-	} else {
+	else {
 		*err = -EIO;
 		return 0;
 	}
diff --git a/fs/udf/crc.c b/fs/udf/crc.c
index 85aaee5fab2..b1661296e78 100644
--- a/fs/udf/crc.c
+++ b/fs/udf/crc.c
@@ -79,7 +79,7 @@ static uint16_t crc_table[256] = {
  *	July 21, 1997 - Andrew E. Mileski
  *	Adapted from OSTA-UDF(tm) 1.50 standard.
  */
-uint16_t udf_crc(uint8_t * data, uint32_t size, uint16_t crc)
+uint16_t udf_crc(uint8_t *data, uint32_t size, uint16_t crc)
 {
 	while (size--)
 		crc = crc_table[(crc >> 8 ^ *(data++)) & 0xffU] ^ (crc << 8);
diff --git a/fs/udf/directory.c b/fs/udf/directory.c
index ff8c08fd7bf..ba79794abce 100644
--- a/fs/udf/directory.c
+++ b/fs/udf/directory.c
@@ -19,7 +19,7 @@
 #include <linux/buffer_head.h>
 
 #if 0
-static uint8_t *udf_filead_read(struct inode *dir, uint8_t * tmpad,
+static uint8_t *udf_filead_read(struct inode *dir, uint8_t *tmpad,
 				uint8_t ad_size, kernel_lb_addr fe_loc,
 				int *pos, int *offset, struct buffer_head **bh,
 				int *error)
@@ -45,7 +45,8 @@ static uint8_t *udf_filead_read(struct inode *dir, uint8_t * tmpad,
 		block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
 		if (!block)
 			return NULL;
-		if (!(*bh = udf_tread(dir->i_sb, block)))
+		*bh = udf_tread(dir->i_sb, block);
+		if (!*bh)
 			return NULL;
 	} else if (*offset > dir->i_sb->s_blocksize) {
 		ad = tmpad;
@@ -57,10 +58,12 @@ static uint8_t *udf_filead_read(struct inode *dir, uint8_t * tmpad,
 		block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
 		if (!block)
 			return NULL;
-		if (!((*bh) = udf_tread(dir->i_sb, block)))
+		(*bh) = udf_tread(dir->i_sb, block);
+		if (!*bh)
 			return NULL;
 
-		memcpy((uint8_t *)ad + remainder, (*bh)->b_data, ad_size - remainder);
+		memcpy((uint8_t *)ad + remainder, (*bh)->b_data,
+			ad_size - remainder);
 		*offset = ad_size - remainder;
 	}
 
@@ -68,12 +71,12 @@ static uint8_t *udf_filead_read(struct inode *dir, uint8_t * tmpad,
 }
 #endif
 
-struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t * nf_pos,
+struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t *nf_pos,
 					 struct udf_fileident_bh *fibh,
 					 struct fileIdentDesc *cfi,
 					 struct extent_position *epos,
-					 kernel_lb_addr * eloc, uint32_t * elen,
-					 sector_t * offset)
+					 kernel_lb_addr *eloc, uint32_t *elen,
+					 sector_t *offset)
 {
 	struct fileIdentDesc *fi;
 	int i, num, block;
@@ -86,7 +89,8 @@ struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t * nf_pos,
 				       (UDF_I_EFE(dir) ?
 					sizeof(struct extendedFileEntry) :
 					sizeof(struct fileEntry)),
-				       dir->i_sb->s_blocksize, &(fibh->eoffset));
+				       dir->i_sb->s_blocksize,
+				       &(fibh->eoffset));
 		if (!fi)
 			return NULL;
 
@@ -100,6 +104,7 @@ struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t * nf_pos,
 
 	if (fibh->eoffset == dir->i_sb->s_blocksize) {
 		int lextoffset = epos->offset;
+		unsigned char blocksize_bits = dir->i_sb->s_blocksize_bits;
 
 		if (udf_next_aext(dir, epos, eloc, elen, 1) !=
 		    (EXT_RECORDED_ALLOCATED >> 30))
@@ -109,24 +114,27 @@ struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t * nf_pos,
 
 		(*offset)++;
 
-		if ((*offset << dir->i_sb->s_blocksize_bits) >= *elen)
+		if ((*offset << blocksize_bits) >= *elen)
 			*offset = 0;
 		else
 			epos->offset = lextoffset;
 
 		brelse(fibh->sbh);
-		if (!(fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block)))
+		fibh->sbh = fibh->ebh = udf_tread(dir->i_sb, block);
+		if (!fibh->sbh)
 			return NULL;
 		fibh->soffset = fibh->eoffset = 0;
 
-		if (!(*offset & ((16 >> (dir->i_sb->s_blocksize_bits - 9)) - 1))) {
-			i = 16 >> (dir->i_sb->s_blocksize_bits - 9);
-			if (i + *offset > (*elen >> dir->i_sb->s_blocksize_bits))
-				i = (*elen >> dir->i_sb->s_blocksize_bits)-*offset;
+		if (!(*offset & ((16 >> (blocksize_bits - 9)) - 1))) {
+			i = 16 >> (blocksize_bits - 9);
+			if (i + *offset > (*elen >> blocksize_bits))
+				i = (*elen >> blocksize_bits)-*offset;
 			for (num = 0; i > 0; i--) {
-				block = udf_get_lb_pblock(dir->i_sb, *eloc, *offset + i);
+				block = udf_get_lb_pblock(dir->i_sb, *eloc,
+							  *offset + i);
 				tmp = udf_tgetblk(dir->i_sb, block);
-				if (tmp && !buffer_uptodate(tmp) && !buffer_locked(tmp))
+				if (tmp && !buffer_uptodate(tmp) &&
+						!buffer_locked(tmp))
 					bha[num++] = tmp;
 				else
 					brelse(tmp);
@@ -172,20 +180,24 @@ struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t * nf_pos,
 		fibh->soffset -= dir->i_sb->s_blocksize;
 		fibh->eoffset -= dir->i_sb->s_blocksize;
 
-		if (!(fibh->ebh = udf_tread(dir->i_sb, block)))
+		fibh->ebh = udf_tread(dir->i_sb, block);
+		if (!fibh->ebh)
 			return NULL;
 
 		if (sizeof(struct fileIdentDesc) > -fibh->soffset) {
 			int fi_len;
 
 			memcpy((uint8_t *)cfi, (uint8_t *)fi, -fibh->soffset);
-			memcpy((uint8_t *)cfi - fibh->soffset, fibh->ebh->b_data,
+			memcpy((uint8_t *)cfi - fibh->soffset,
+			       fibh->ebh->b_data,
 			       sizeof(struct fileIdentDesc) + fibh->soffset);
 
-			fi_len = (sizeof(struct fileIdentDesc) + cfi->lengthFileIdent +
+			fi_len = (sizeof(struct fileIdentDesc) +
+				  cfi->lengthFileIdent +
 				  le16_to_cpu(cfi->lengthOfImpUse) + 3) & ~3;
 
-			*nf_pos += ((fi_len - (fibh->eoffset - fibh->soffset)) >> 2);
+			*nf_pos += (fi_len - (fibh->eoffset - fibh->soffset))
+					>> 2;
 			fibh->eoffset = fibh->soffset + fi_len;
 		} else {
 			memcpy((uint8_t *)cfi, (uint8_t *)fi,
@@ -210,9 +222,8 @@ struct fileIdentDesc *udf_get_fileident(void *buffer, int bufsize, int *offset)
 
 	ptr = buffer;
 
-	if ((*offset > 0) && (*offset < bufsize)) {
+	if ((*offset > 0) && (*offset < bufsize))
 		ptr += *offset;
-	}
 	fi = (struct fileIdentDesc *)ptr;
 	if (le16_to_cpu(fi->descTag.tagIdent) != TAG_IDENT_FID) {
 		udf_debug("0x%x != TAG_IDENT_FID\n",
@@ -222,12 +233,11 @@ struct fileIdentDesc *udf_get_fileident(void *buffer, int bufsize, int *offset)
 			  bufsize);
 		return NULL;
 	}
-	if ((*offset + sizeof(struct fileIdentDesc)) > bufsize) {
+	if ((*offset + sizeof(struct fileIdentDesc)) > bufsize)
 		lengthThisIdent = sizeof(struct fileIdentDesc);
-	} else {
+	else
 		lengthThisIdent = sizeof(struct fileIdentDesc) +
 			fi->lengthFileIdent + le16_to_cpu(fi->lengthOfImpUse);
-	}
 
 	/* we need to figure padding, too! */
 	padlen = lengthThisIdent % UDF_NAME_PAD;
@@ -258,11 +268,11 @@ static extent_ad *udf_get_fileextent(void *buffer, int bufsize, int *offset)
 		return NULL;
 	}
 
-	ptr = (uint8_t *)(fe->extendedAttr) + le32_to_cpu(fe->lengthExtendedAttr);
+	ptr = (uint8_t *)(fe->extendedAttr) +
+		le32_to_cpu(fe->lengthExtendedAttr);
 
-	if ((*offset > 0) && (*offset < le32_to_cpu(fe->lengthAllocDescs))) {
+	if ((*offset > 0) && (*offset < le32_to_cpu(fe->lengthAllocDescs)))
 		ptr += *offset;
-	}
 
 	ext = (extent_ad *)ptr;
 
@@ -283,8 +293,11 @@ short_ad *udf_get_fileshortad(uint8_t *ptr, int maxoffset, int *offset,
 
 	if ((*offset < 0) || ((*offset + sizeof(short_ad)) > maxoffset))
 		return NULL;
-	else if ((sa = (short_ad *)ptr)->extLength == 0)
-		return NULL;
+	else {
+		sa = (short_ad *)ptr;
+		if (sa->extLength == 0)
+			return NULL;
+	}
 
 	if (inc)
 		*offset += sizeof(short_ad);
@@ -302,8 +315,11 @@ long_ad *udf_get_filelongad(uint8_t *ptr, int maxoffset, int *offset, int inc)
 
 	if ((*offset < 0) || ((*offset + sizeof(long_ad)) > maxoffset))
 		return NULL;
-	else if ((la = (long_ad *)ptr)->extLength == 0)
-		return NULL;
+	else {
+		la = (long_ad *)ptr;
+		if (la->extLength == 0)
+			return NULL;
+	}
 
 	if (inc)
 		*offset += sizeof(long_ad);
diff --git a/fs/udf/file.c b/fs/udf/file.c
index 3bd5068877f..a984a891116 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -59,7 +59,8 @@ static int udf_adinicb_readpage(struct file *file, struct page *page)
 	return 0;
 }
 
-static int udf_adinicb_writepage(struct page *page, struct writeback_control *wbc)
+static int udf_adinicb_writepage(struct page *page,
+				 struct writeback_control *wbc)
 {
 	struct inode *inode = page->mapping->host;
 	char *kaddr;
@@ -116,7 +117,8 @@ static ssize_t udf_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
 		else
 			pos = ppos;
 
-		if (inode->i_sb->s_blocksize < (udf_file_entry_alloc_offset(inode) +
+		if (inode->i_sb->s_blocksize <
+				(udf_file_entry_alloc_offset(inode) +
 						pos + count)) {
 			udf_expand_file_adinicb(inode, pos + count, &err);
 			if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB) {
@@ -191,15 +193,19 @@ int udf_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
 
 	switch (cmd) {
 	case UDF_GETVOLIDENT:
-		return copy_to_user((char __user *)arg,
-				    UDF_SB(inode->i_sb)->s_volume_ident, 32) ? -EFAULT : 0;
+		if (copy_to_user((char __user *)arg,
+				 UDF_SB(inode->i_sb)->s_volume_ident, 32))
+			return -EFAULT;
+		else
+			return 0;
 	case UDF_RELOCATE_BLOCKS:
 		if (!capable(CAP_SYS_ADMIN))
 			return -EACCES;
 		if (get_user(old_block, (long __user *)arg))
 			return -EFAULT;
-		if ((result = udf_relocate_blocks(inode->i_sb,
-						  old_block, &new_block)) == 0)
+		result = udf_relocate_blocks(inode->i_sb,
+						old_block, &new_block);
+		if (result == 0)
 			result = put_user(new_block, (long __user *)arg);
 		return result;
 	case UDF_GETEASIZE:
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 8145e943be6..7697b489a29 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -82,7 +82,8 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
 	UDF_I_NEXT_ALLOC_GOAL(inode) = 0;
 	UDF_I_STRAT4096(inode) = 0;
 
-	block = udf_new_block(dir->i_sb, NULL, UDF_I_LOCATION(dir).partitionReferenceNum,
+	block = udf_new_block(dir->i_sb, NULL,
+			      UDF_I_LOCATION(dir).partitionReferenceNum,
 			      start, err);
 	if (*err) {
 		iput(inode);
@@ -91,11 +92,15 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
 
 	mutex_lock(&sbi->s_alloc_mutex);
 	if (sbi->s_lvid_bh) {
-		struct logicalVolIntegrityDesc *lvid = (struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
-		struct logicalVolIntegrityDescImpUse *lvidiu = udf_sb_lvidiu(sbi);
+		struct logicalVolIntegrityDesc *lvid =
+			(struct logicalVolIntegrityDesc *)
+			sbi->s_lvid_bh->b_data;
+		struct logicalVolIntegrityDescImpUse *lvidiu =
+							udf_sb_lvidiu(sbi);
 		struct logicalVolHeaderDesc *lvhd;
 		uint64_t uniqueID;
-		lvhd = (struct logicalVolHeaderDesc *)(lvid->logicalVolContentsUse);
+		lvhd = (struct logicalVolHeaderDesc *)
+				(lvid->logicalVolContentsUse);
 		if (S_ISDIR(mode))
 			lvidiu->numDirs =
 				cpu_to_le32(le32_to_cpu(lvidiu->numDirs) + 1);
@@ -119,7 +124,8 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
 	}
 
 	UDF_I_LOCATION(inode).logicalBlockNum = block;
-	UDF_I_LOCATION(inode).partitionReferenceNum = UDF_I_LOCATION(dir).partitionReferenceNum;
+	UDF_I_LOCATION(inode).partitionReferenceNum =
+				UDF_I_LOCATION(dir).partitionReferenceNum;
 	inode->i_ino = udf_get_lb_pblock(sb, UDF_I_LOCATION(inode), 0);
 	inode->i_blocks = 0;
 	UDF_I_LENEATTR(inode) = 0;
@@ -129,10 +135,14 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
 		UDF_I_EFE(inode) = 1;
 		if (UDF_VERS_USE_EXTENDED_FE > sbi->s_udfrev)
 			sbi->s_udfrev = UDF_VERS_USE_EXTENDED_FE;
-		UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry), GFP_KERNEL);
+		UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize -
+					    sizeof(struct extendedFileEntry),
+					    GFP_KERNEL);
 	} else {
 		UDF_I_EFE(inode) = 0;
-		UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry), GFP_KERNEL);
+		UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize -
+					    sizeof(struct fileEntry),
+					    GFP_KERNEL);
 	}
 	if (!UDF_I_DATA(inode)) {
 		iput(inode);
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 2eb1220e423..3ce2f6d1aaf 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -19,7 +19,8 @@
  *  10/04/98 dgb  Added rudimentary directory functions
  *  10/07/98      Fully working udf_block_map! It works!
  *  11/25/98      bmap altered to better support extents
- *  12/06/98 blf  partition support in udf_iget, udf_block_map and udf_read_inode
+ *  12/06/98 blf  partition support in udf_iget, udf_block_map
+ *                and udf_read_inode
  *  12/12/98      rewrote udf_block_map to handle next extents and descs across
  *                block boundaries (which is not actually allowed)
  *  12/20/98      added support for strategy 4096
@@ -237,7 +238,8 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
 	if (!(*block))
 		return NULL;
 	newblock = udf_get_pblock(inode->i_sb, *block,
-				  UDF_I_LOCATION(inode).partitionReferenceNum, 0);
+				  UDF_I_LOCATION(inode).partitionReferenceNum,
+				  0);
 	if (!newblock)
 		return NULL;
 	dbh = udf_tgetblk(inode->i_sb, newblock);
@@ -249,13 +251,15 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
 	unlock_buffer(dbh);
 	mark_buffer_dirty_inode(dbh, inode);
 
-	sfibh.soffset = sfibh.eoffset = (f_pos & ((inode->i_sb->s_blocksize - 1) >> 2)) << 2;
+	sfibh.soffset = sfibh.eoffset =
+			(f_pos & ((inode->i_sb->s_blocksize - 1) >> 2)) << 2;
 	sfibh.sbh = sfibh.ebh = NULL;
 	dfibh.soffset = dfibh.eoffset = 0;
 	dfibh.sbh = dfibh.ebh = dbh;
 	while ((f_pos < size)) {
 		UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
-		sfi = udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL, NULL, NULL, NULL);
+		sfi = udf_fileident_read(inode, &f_pos, &sfibh, &cfi, NULL,
+					 NULL, NULL, NULL);
 		if (!sfi) {
 			brelse(dbh);
 			return NULL;
@@ -266,7 +270,8 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
 		dfibh.eoffset += (sfibh.eoffset - sfibh.soffset);
 		dfi = (struct fileIdentDesc *)(dbh->b_data + dfibh.soffset);
 		if (udf_write_fi(inode, sfi, dfi, &dfibh, sfi->impUse,
-				 sfi->fileIdent + le16_to_cpu(sfi->lengthOfImpUse))) {
+				 sfi->fileIdent +
+					le16_to_cpu(sfi->lengthOfImpUse))) {
 			UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
 			brelse(dbh);
 			return NULL;
@@ -274,10 +279,12 @@ struct buffer_head *udf_expand_dir_adinicb(struct inode *inode, int *block,
 	}
 	mark_buffer_dirty_inode(dbh, inode);
 
-	memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode), 0, UDF_I_LENALLOC(inode));
+	memset(UDF_I_DATA(inode) + UDF_I_LENEATTR(inode), 0,
+		UDF_I_LENALLOC(inode));
 	UDF_I_LENALLOC(inode) = 0;
 	eloc.logicalBlockNum = *block;
-	eloc.partitionReferenceNum = UDF_I_LOCATION(inode).partitionReferenceNum;
+	eloc.partitionReferenceNum =
+				UDF_I_LOCATION(inode).partitionReferenceNum;
 	elen = inode->i_size;
 	UDF_I_LENEXTENTS(inode) = elen;
 	epos.bh = NULL;
@@ -366,7 +373,7 @@ static struct buffer_head *udf_getblk(struct inode *inode, long block,
 
 /* Extend the file by 'blocks' blocks, return the number of extents added */
 int udf_extend_file(struct inode *inode, struct extent_position *last_pos,
-		    kernel_long_ad * last_ext, sector_t blocks)
+		    kernel_long_ad *last_ext, sector_t blocks)
 {
 	sector_t add;
 	int count = 0, fake = !(last_ext->extLength & UDF_EXTENT_LENGTH_MASK);
@@ -391,7 +398,8 @@ int udf_extend_file(struct inode *inode, struct extent_position *last_pos,
 	}