linux-kernel - [PATCH 17/17] drbd: switch from kmalloc() to kmalloc

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Message-Id: <1503609794-13233-18-git-send-email-philipp.reisner@linbit.com>
Date:   Thu, 24 Aug 2017 23:23:14 +0200
From:   Philipp Reisner <philipp.reisner@...bit.com>
To:     Jens Axboe <axboe@...com>, linux-kernel@...r.kernel.org
Cc:     drbd-dev@...ts.linbit.com
Subject: [PATCH 17/17] drbd: switch from kmalloc() to kmalloc_array()

From: Roland Kammerer <roland.kammerer@...bit.com>

We had one call to kmalloc that actually allocates an array. Switch that
one to the kmalloc_array() function.

Signed-off-by: Philipp Reisner <philipp.reisner@...bit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@...bit.com>

diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 4e8a543..796eaf3 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -4126,7 +4126,7 @@ static int receive_uuids(struct drbd_connection *connection, struct packet_info
 		return config_unknown_volume(connection, pi);
 	device = peer_device->device;
 
-	p_uuid = kmalloc(sizeof(u64)*UI_EXTENDED_SIZE, GFP_NOIO);
+	p_uuid = kmalloc_array(UI_EXTENDED_SIZE, sizeof(*p_uuid), GFP_NOIO);
 	if (!p_uuid) {
 		drbd_err(device, "kmalloc of p_uuid failed\n");
 		return false;
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index 002611c..2d02593 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -51,7 +51,7 @@
 #endif
 
 extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.4.7"
+#define REL_VERSION "8.4.10"
 #define API_VERSION 1
 #define PRO_VERSION_MIN 86
 #define PRO_VERSION_MAX 101
-- 
2.7.4