eCryptfs: Cocci spatch "memdup.spatch"

Signed-off-by Thomas Meyer <[email protected]>

---

diff -u -p a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c

fs/ecryptfs/messaging.c +1 -3

@@ -247,14 +247,13 @@ int ecryptfs_process_response(struct ecr
 		goto unlock;
 	}
 	msg_size = (sizeof(*msg) + msg->data_len);
-	msg_ctx->msg = kmalloc(msg_size, GFP_KERNEL);
+	msg_ctx->msg = kmemdup(msg, msg_size, GFP_KERNEL);
 	if (!msg_ctx->msg) {
 		rc = -ENOMEM;
 		printk(KERN_ERR "%s: Failed to allocate [%zd] bytes of "
 		       "GFP_KERNEL memory\n", __func__, msg_size);
 		goto unlock;
 	}
-	memcpy(msg_ctx->msg, msg, msg_size);
 	msg_ctx->state = ECRYPTFS_MSG_CTX_STATE_DONE;
 	wake_up_process(msg_ctx->task);
 	rc = 0;
 
 
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