From d826380b305971ff9825ef005ff039d655542bbb Mon Sep 17 00:00:00 2001
From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Fri, 29 Sep 2006 02:01:06 -0700
Subject: [PATCH] 9p: fix leak on error path

If register_filesystem() fails mux workqueue must be killed.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Ron Minnich <rminnich@lanl.gov>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 fs/9p/v9fs.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index 22f7ccd58d3..0f628041e3f 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -460,8 +460,10 @@ static int __init init_v9fs(void)
 
 	ret = v9fs_mux_global_init();
 	if (!ret)
-		ret = register_filesystem(&v9fs_fs_type);
-
+		return ret;
+	ret = register_filesystem(&v9fs_fs_type);
+	if (!ret)
+		v9fs_mux_global_exit();
 	return ret;
 }
 
-- 
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