diff options
| author | Joe Perches <joe@perches.com> | 2010-03-10 15:20:53 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-12 15:52:29 -0800 |
| commit | 52a0d61f64123ab758d8b8cc8f8ca521733d2f32 (patch) | |
| tree | 8dd686fbafaf96cc34c6407f523da965c990eb73 /drivers/block | |
| parent | a0a52d67de6da21db0e549e38749b7a00029fea3 (diff) | |
drivers/block/floppy.c: remove macro LOCK_FDC
Macros with hidden returns aren't nice.
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Stephen Hemminger <shemminger@vyatta.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/floppy.c | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 491f21ae83b..50bd9e9370d 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -908,10 +908,6 @@ static int _lock_fdc(int drive, int interruptible, int line) #define lock_fdc(drive, interruptible) \ _lock_fdc(drive, interruptible, __LINE__) -#define LOCK_FDC(drive, interruptible) \ - if (lock_fdc(drive, interruptible)) \ - return -EINTR; - /* unlocks the driver */ static inline void unlock_fdc(void) { @@ -2276,7 +2272,9 @@ static int do_format(int drive, struct format_descr *tmp_format_req) { int ret; - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; + set_floppy(drive); if (!_floppy || _floppy->track > DP->tracks || @@ -3056,8 +3054,9 @@ static int user_reset_fdc(int drive, int arg, int interruptible) { int ret; - ret = 0; - LOCK_FDC(drive, interruptible); + if (lock_fdc(drive, interruptible)) + return -EINTR; + if (arg == FD_RESET_ALWAYS) FDCS->reset = 1; if (FDCS->reset) { @@ -3065,7 +3064,7 @@ static int user_reset_fdc(int drive, int arg, int interruptible) WAIT(reset_fdc); } process_fd_request(); - return ret; + return 0; } /* @@ -3352,7 +3351,9 @@ static inline int set_geometry(unsigned int cmd, struct floppy_struct *g, mutex_unlock(&open_lock); } else { int oldStretch; - LOCK_FDC(drive, 1); + + if (lock_fdc(drive, 1)) + return -EINTR; if (cmd != FDDEFPRM) /* notice a disk change immediately, else * we lose our settings immediately*/ @@ -3435,7 +3436,8 @@ static int get_floppy_geometry(int drive, int type, struct floppy_struct **g) if (type) *g = &floppy_type[type]; else { - LOCK_FDC(drive, 0); + if (lock_fdc(drive, 0)) + return -EINTR; CALL(poll_drive(0, 0)); process_fd_request(); *g = current_type[drive]; @@ -3514,7 +3516,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, if (UDRS->fd_ref != 1) /* somebody else has this drive open */ return -EBUSY; - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; /* do the actual eject. Fails on * non-Sparc architectures */ @@ -3525,7 +3528,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, process_fd_request(); return ret; case FDCLRPRM: - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; current_type[drive] = NULL; floppy_sizes[drive] = MAX_DISK_SIZE << 1; UDRS->keep_data = 0; @@ -3545,7 +3549,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, UDP->flags &= ~FTD_MSG; return 0; case FDFMTBEG: - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; CALL(poll_drive(1, FD_RAW_NEED_DISK)); ret = UDRS->flags; process_fd_request(); @@ -3560,7 +3565,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, return do_format(drive, &inparam.f); case FDFMTEND: case FDFLUSH: - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; return invalidate_drive(bdev); case FDSETEMSGTRESH: UDP->max_errors.reporting = (unsigned short)(param & 0x0f); @@ -3582,7 +3588,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, outparam = (const char *)UDP; break; case FDPOLLDRVSTAT: - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; CALL(poll_drive(1, FD_RAW_NEED_DISK)); process_fd_request(); /* fall through */ @@ -3603,13 +3610,15 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd, case FDRAWCMD: if (type) return -EINVAL; - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; set_floppy(drive); CALL(i = raw_cmd_ioctl(cmd, (void __user *)param)); process_fd_request(); return i; case FDTWADDLE: - LOCK_FDC(drive, 1); + if (lock_fdc(drive, 1)) + return -EINTR; twaddle(); process_fd_request(); return 0; |