From 063eacf88cc1394ece125d106c05cba1ca03aa3d Mon Sep 17 00:00:00 2001
From: Jing Wang <windsdaemon@gmail.com>
Date: Thu, 25 Oct 2012 15:00:56 +0800
Subject: drbd: check return of kmalloc in receive_uuids

Signed-off-by: Jing Wang <windsdaemon@gmail.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 0331ad0..9a9d4fd 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3663,6 +3663,10 @@ static int receive_uuids(struct drbd_tconn *tconn, struct packet_info *pi)
 		return config_unknown_volume(tconn, pi);
 
 	p_uuid = kmalloc(sizeof(u64)*UI_EXTENDED_SIZE, GFP_NOIO);
+	if (!p_uuid) {
+		dev_err(DEV, "kmalloc of p_uuid failed\n");
+		return false;
+	}
 
 	for (i = UI_CURRENT; i < UI_EXTENDED_SIZE; i++)
 		p_uuid[i] = be64_to_cpu(p->uuid[i]);
-- 
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