[CIFS] Fix mem leak on dfs referral

Signed-off-by: Igor Mammedov <niallain@gmail.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
mariux64 · Mar 22, 2008 · 04b6e6e · 04b6e6e
1 parent 8b1327f
commit 04b6e6e
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
@@ -211,7 +211,10 @@ int cifs_get_inode_info_unix(struct inode **pinode,
 	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 @@ int cifs_get_inode_info(struct inode **pinode,
 	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;