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 (file)
--- 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;