Commit e188dc02 authored by Miklos Szeredi's avatar Miklos Szeredi Committed by Al Viro

vfs: fix d_inode_lookup() dentry ref leak

d_inode_lookup() leaks a dentry reference on IS_DEADDIR().
Signed-off-by: default avatarMiklos Szeredi <mszeredi@suse.cz>
CC: stable@vger.kernel.org
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 3b582f39
...@@ -1095,8 +1095,10 @@ static struct dentry *d_inode_lookup(struct dentry *parent, struct dentry *dentr ...@@ -1095,8 +1095,10 @@ static struct dentry *d_inode_lookup(struct dentry *parent, struct dentry *dentr
struct dentry *old; struct dentry *old;
/* Don't create child dentry for a dead directory. */ /* 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); return ERR_PTR(-ENOENT);
}
old = inode->i_op->lookup(inode, dentry, nd); old = inode->i_op->lookup(inode, dentry, nd);
if (unlikely(old)) { if (unlikely(old)) {
......
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