diff options
Diffstat (limited to 'fs/autofs/inode.c')
| -rw-r--r-- | fs/autofs/inode.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/fs/autofs/inode.c b/fs/autofs/inode.c index 2c9759baad6..f968d134280 100644 --- a/fs/autofs/inode.c +++ b/fs/autofs/inode.c @@ -20,11 +20,20 @@ #include "autofs_i.h" #include <linux/module.h> -static void autofs_put_super(struct super_block *sb) +void autofs_kill_sb(struct super_block *sb) { struct autofs_sb_info *sbi = autofs_sbi(sb); unsigned int n; + /* + * In the event of a failure in get_sb_nodev the superblock + * info is not present so nothing else has been setup, so + * just call kill_anon_super when we are called from + * deactivate_super. + */ + if (!sbi) + goto out_kill_sb; + if ( !sbi->catatonic ) autofs_catatonic_mode(sbi); /* Free wait queues, close pipe */ @@ -36,14 +45,15 @@ static void autofs_put_super(struct super_block *sb) kfree(sb->s_fs_info); +out_kill_sb: DPRINTK(("autofs: shutting down\n")); + kill_anon_super(sb); } static void autofs_read_inode(struct inode *inode); static struct super_operations autofs_sops = { .read_inode = autofs_read_inode, - .put_super = autofs_put_super, .statfs = simple_statfs, }; @@ -136,7 +146,8 @@ int autofs_fill_super(struct super_block *s, void *data, int silent) s->s_fs_info = sbi; sbi->magic = AUTOFS_SBI_MAGIC; - sbi->catatonic = 0; + sbi->pipe = NULL; + sbi->catatonic = 1; sbi->exp_timeout = 0; sbi->oz_pgrp = process_group(current); autofs_initialize_hash(&sbi->dirhash); @@ -180,6 +191,7 @@ int autofs_fill_super(struct super_block *s, void *data, int silent) if ( !pipe->f_op || !pipe->f_op->write ) goto fail_fput; sbi->pipe = pipe; + sbi->catatonic = 0; /* * Success! Install the root dentry now to indicate completion. @@ -198,6 +210,7 @@ fail_iput: iput(root_inode); fail_free: kfree(sbi); + s->s_fs_info = NULL; fail_unlock: return -EINVAL; } |