From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Whitehouse Date: Tue, 12 Jan 2010 09:51:05 +0000 Subject: [Cluster-devel] [PATCH] gfs2: Fix refcnt leak on gfs2_follow_link() error path In-Reply-To: <87iqb8jxo6.fsf@devron.myhome.or.jp> References: <87iqb8jxo6.fsf@devron.myhome.or.jp> Message-ID: <1263289865.2738.6.camel@localhost> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hi, Thanks for the patch. I've pushed it into the GFS2 -fixes tree, Steve. On Tue, 2010-01-12 at 03:36 +0900, OGAWA Hirofumi wrote: > If ->follow_link handler return the error, it should decrement > nd->path refcnt. > > This patch fix it. > > Signed-off-by: OGAWA Hirofumi > --- > > fs/gfs2/ops_inode.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff -puN fs/gfs2/ops_inode.c~namei-gfs2-follow_link-fix fs/gfs2/ops_inode.c > --- linux-2.6/fs/gfs2/ops_inode.c~namei-gfs2-follow_link-fix 2010-01-12 00:15:12.000000000 +0900 > +++ linux-2.6-hirofumi/fs/gfs2/ops_inode.c 2010-01-12 00:15:12.000000000 +0900 > @@ -1086,7 +1086,8 @@ static void *gfs2_follow_link(struct den > error = vfs_follow_link(nd, buf); > if (buf != array) > kfree(buf); > - } > + } else > + path_put(&nd->path); > > return ERR_PTR(error); > } > _ >