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path: root/fs/autofs/inode.c
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Diffstat (limited to 'fs/autofs/inode.c')
-rw-r--r--fs/autofs/inode.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/fs/autofs/inode.c b/fs/autofs/inode.c
index 54c518c89e4c..f968d1342808 100644
--- a/fs/autofs/inode.c
+++ b/fs/autofs/inode.c
@@ -25,6 +25,15 @@ 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 */
@@ -36,6 +45,7 @@ void autofs_kill_sb(struct super_block *sb)
kfree(sb->s_fs_info);
+out_kill_sb:
DPRINTK(("autofs: shutting down\n"));
kill_anon_super(sb);
}
@@ -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;
}