From e53a9c2a5a8cd0a3a8b3c0f9b7a3ad9bc6a28867 Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <sthemmin@microsoft.com>
Date: Tue, 23 Aug 2016 12:17:46 -0700
Subject: hv_netvsc: use kcalloc

Better to use kcalloc rather than kzalloc and multiply for an array.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index b15edfc..f64c978 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -421,8 +421,8 @@ static int netvsc_init_buf(struct hv_device *device)
 	net_device->map_words = DIV_ROUND_UP(net_device->send_section_cnt,
 					     BITS_PER_LONG);
 
-	net_device->send_section_map =
-		kzalloc(net_device->map_words * sizeof(ulong), GFP_KERNEL);
+	net_device->send_section_map = kcalloc(net_device->map_words,
+					       sizeof(ulong), GFP_KERNEL);
 	if (net_device->send_section_map == NULL) {
 		ret = -ENOMEM;
 		goto cleanup;
-- 
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