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From: Steven Whitehouse <swhiteho@redhat.com>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] [PATCH 1/4] GFS2: Fix refcnt leak on gfs2_follow_link() error path
Date: Tue,  2 Feb 2010 09:47:22 +0000	[thread overview]
Message-ID: <1265104045-15957-2-git-send-email-swhiteho@redhat.com> (raw)
In-Reply-To: <1265104045-15957-1-git-send-email-swhiteho@redhat.com>

From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>

If ->follow_link handler return the error, it should decrement
nd->path refcnt.

This patch fix it.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
---
 fs/gfs2/ops_inode.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index 78f73ca..84350e1 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -1088,7 +1088,8 @@ static void *gfs2_follow_link(struct dentry *dentry, struct nameidata *nd)
 		error = vfs_follow_link(nd, buf);
 		if (buf != array)
 			kfree(buf);
-	}
+	} else
+		path_put(&nd->path);
 
 	return ERR_PTR(error);
 }
-- 
1.6.2.5



  reply	other threads:[~2010-02-02  9:47 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-02  9:47 [Cluster-devel] [GFS2] Pre-pull patch posting (fixes) Steven Whitehouse
2010-02-02  9:47 ` Steven Whitehouse [this message]
2010-02-02  9:47   ` [Cluster-devel] [PATCH 2/4] GFS2: Don't withdraw on partial rindex entries Steven Whitehouse
2010-02-02  9:47     ` [Cluster-devel] [PATCH 3/4] GFS2: Fix previous patch Steven Whitehouse
2010-02-02  9:47       ` [Cluster-devel] [PATCH 4/4] GFS2: Use GFP_NOFS for alloc structure Steven Whitehouse

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