From e188dc02d3a9c911be56eca5aa114fe7e9822d53 Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Fri, 3 Feb 2012 14:25:18 +0100 Subject: [PATCH] vfs: fix d_inode_lookup() dentry ref leak d_inode_lookup() leaks a dentry reference on IS_DEADDIR(). Signed-off-by: Miklos Szeredi CC: stable@vger.kernel.org Signed-off-by: Al Viro --- fs/namei.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/namei.c b/fs/namei.c index 208c6aa4a989..a780ea515c47 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1095,8 +1095,10 @@ static struct dentry *d_inode_lookup(struct dentry *parent, struct dentry *dentr struct dentry *old; /* Don't create child dentry for a dead directory. */ - if (unlikely(IS_DEADDIR(inode))) + if (unlikely(IS_DEADDIR(inode))) { + dput(dentry); return ERR_PTR(-ENOENT); + } old = inode->i_op->lookup(inode, dentry, nd); if (unlikely(old)) {