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| author | Li Zefan <lizf@cn.fujitsu.com> | 2010-03-11 14:08:10 -0800 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2010-03-24 10:40:46 -0400 |
| commit | a5990ea1254cd186b38744507aeec3136a0c1c95 (patch) | |
| tree | d194df4b090b30d28075ac02f39a3dbc10628a2f /net/sunrpc/cache.c | |
| parent | 91885258e8343bb65c08f668d7e6c16563eb4284 (diff) | |
| download | linux-a5990ea1254cd186b38744507aeec3136a0c1c95.tar.gz linux-a5990ea1254cd186b38744507aeec3136a0c1c95.tar.bz2 linux-a5990ea1254cd186b38744507aeec3136a0c1c95.zip | |
sunrpc/cache: fix module refcnt leak in a failure path
Don't forget to release the module refcnt if seq_open() returns failure.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: J. Bruce Fields <bfields@fieldses.org>
Cc: Neil Brown <neilb@suse.de>
Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'net/sunrpc/cache.c')
| -rw-r--r-- | net/sunrpc/cache.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index 3e1ef8bf4dc2..a3f340c8b79a 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -1244,8 +1244,10 @@ static int content_open(struct inode *inode, struct file *file, if (!cd || !try_module_get(cd->owner)) return -EACCES; han = __seq_open_private(file, &cache_content_op, sizeof(*han)); - if (han == NULL) + if (han == NULL) { + module_put(cd->owner); return -ENOMEM; + } han->cd = cd; return 0; |