From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 23 Mar 2011 13:56:30 +0000 (-0400)
Subject: fix leaks in path_lookupat()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=bd23a539d0733c9f9ec3f9fc628491fad2658e82;p=openwrt%2Fstaging%2Fblogic.git

fix leaks in path_lookupat()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/namei.c b/fs/namei.c
index 5a9a6c3094da..a4dfac650c3c 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1644,13 +1644,16 @@ static int path_lookupat(int dfd, const char *name,
 			err = -ECHILD;
 	}
 
-	if (!err)
+	if (!err) {
 		err = handle_reval_path(nd);
+		if (err)
+			path_put(&nd->path);
+	}
 
 	if (!err && nd->flags & LOOKUP_DIRECTORY) {
 		if (!nd->inode->i_op->lookup) {
 			path_put(&nd->path);
-			return -ENOTDIR;
+			err = -ENOTDIR;
 		}
 	}