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[PATCH] 9p: handle sget() failure

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Handle a failing sget() in v9fs_get_sb().

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Eric Van Hensbergen 2006-04-10 22:54:06 -07:00 committed by Linus Torvalds
parent e1a2509023
commit 00fbc6dfe7
1 changed files with 10 additions and 3 deletions
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13
fs/9p/vfs_super.c
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@ -127,12 +127,13 @@ static struct super_block *v9fs_get_sb(struct file_system_type
if ((newfid = v9fs_session_init(v9ses, dev_name, data)) < 0) {
dprintk(DEBUG_ERROR, "problem initiating session\n");
kfree(v9ses);
return ERR_PTR(newfid);
sb = ERR_PTR(newfid);
goto out_free_session;
}
sb = sget(fs_type, NULL, v9fs_set_super, v9ses);
if (IS_ERR(sb))
goto out_close_session;
v9fs_fill_super(sb, v9ses, flags);
inode = v9fs_get_inode(sb, S_IFDIR | mode);
@ -185,6 +186,12 @@ static struct super_block *v9fs_get_sb(struct file_system_type
return sb;
out_close_session:
v9fs_session_close(v9ses);
out_free_session:
kfree(v9ses);
return sb;
put_back_sb:
/* deactivate_super calls v9fs_kill_super which will frees the rest */
up_write(&sb->s_umount);