From: Steve French <sfrench@us.ibm.com>
Date: Sat, 22 Mar 2008 22:57:44 +0000 (+0000)
Subject: [CIFS] Fix mem leak on dfs referral
X-Git-Tag: v2.6.25-rc7~31^2
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=04b6e6ec1a9340ab77637cae9b51b984d9d706d8;p=linux-2.6

[CIFS] Fix mem leak on dfs referral

Signed-off-by: Igor Mammedov <niallain@gmail.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
---

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 7e4c244917..bc673c8c1e 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -211,7 +211,10 @@ try_again_CIFSSMBUnixQPathInfo:
 	if (rc) {
 		if (rc == -EREMOTE && !is_dfs_referral) {
 			is_dfs_referral = true;
-			full_path = search_path;
+			if (full_path != search_path) {
+				kfree(full_path);
+				full_path = search_path;
+			}
 			goto try_again_CIFSSMBUnixQPathInfo;
 		}
 		goto cgiiu_exit;
@@ -422,7 +425,10 @@ try_again_CIFSSMBQPathInfo:
 	if (rc) {
 		if (rc == -EREMOTE && !is_dfs_referral) {
 			is_dfs_referral = true;
-			full_path = search_path;
+			if (full_path != search_path) {
+				kfree(full_path);
+				full_path = search_path;
+			}
 			goto try_again_CIFSSMBQPathInfo;
 		}
 		goto cgii_exit;