From 3c40e5e0828215d90ab4374405019cd5d170615b Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Fri, 3 Feb 2012 14:25:18 +0100 Subject: vfs: fix d_inode_lookup() dentry ref leak commit e188dc02d3a9c911be56eca5aa114fe7e9822d53 upstream. d_inode_lookup() leaks a dentry reference on IS_DEADDIR(). Signed-off-by: Miklos Szeredi Signed-off-by: Al Viro Signed-off-by: Greg Kroah-Hartman --- fs/namei.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'fs/namei.c') diff --git a/fs/namei.c b/fs/namei.c index 5008f01787f5..744e942fbf45 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1094,8 +1094,10 @@ 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)) { -- cgit v1.2.3