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Commit 063eacf8 authored by Jing Wang's avatar Jing Wang Committed by Philipp Reisner
Browse files

drbd: check return of kmalloc in receive_uuids 



Signed-off-by: default avatarJing Wang <windsdaemon@gmail.com>
Signed-off-by: default avatarPhilipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: default avatarLars Ellenberg <lars.ellenberg@linbit.com>
parent 98683650

drivers/block/drbd/drbd_receiver.c

+4 −0
Original line number Diff line number Diff line
@@ -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]);