[PATCH] security/keys/*: user kmemdup()
[linux-3.10.git] / security / keys / keyring.c
index e8d02ac..ad45ce7 100644 (file)
@@ -706,12 +706,10 @@ int __key_link(struct key *keyring, struct key *key)
                                BUG_ON(size > PAGE_SIZE);
 
                                ret = -ENOMEM;
-                               nklist = kmalloc(size, GFP_KERNEL);
+                               nklist = kmemdup(klist, size, GFP_KERNEL);
                                if (!nklist)
                                        goto error2;
 
-                               memcpy(nklist, klist, size);
-
                                /* replace matched key */
                                atomic_inc(&key->usage);
                                nklist->keys[loop] = key;