Btrfs: fix memory leak in name_cache_insert()

We should free name_cache_entry before returning from the error handling code. Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
git-mirror · Jan 14, 2013 · cfa7a9c · cfa7a9c
1 parent 57ba86c
commit cfa7a9c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
@@ -1814,8 +1814,10 @@ static int name_cache_insert(struct send_ctx *sctx,
 			(unsigned long)nce->ino);
 	if (!nce_head) {
 		nce_head = kmalloc(sizeof(*nce_head), GFP_NOFS);
-		if (!nce_head)
+		if (!nce_head) {
+			kfree(nce);
 			return -ENOMEM;
+		}
 		INIT_LIST_HEAD(nce_head);
 
 		ret = radix_tree_insert(&sctx->name_cache, nce->ino, nce_head);