net: Use kmemdup instead of kmalloc and memcpy
when some other buffer is immediately copied into allocated region.
Replace calls to kmalloc followed by a memcpy with a direct
call to kmemdup.
Signed-off-by: Shyam Saini <mayhs11saini@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 4a10500..2cea022 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1236,10 +1236,9 @@ static int virtnet_set_mac_address(struct net_device *dev, void *p)
struct sockaddr *addr;
struct scatterlist sg;
- addr = kmalloc(sizeof(*addr), GFP_KERNEL);
+ addr = kmemdup(p, sizeof(*addr), GFP_KERNEL);
if (!addr)
return -ENOMEM;
- memcpy(addr, p, sizeof(*addr));
ret = eth_prepare_mac_addr_change(dev, addr);
if (ret)