[AX.25]: Use kzalloc

Replace kzalloc instead of kmalloc + memset.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/netrom/af_netrom.c

@@ -1382,14 +1382,12 @@ static int __init nr_proto_init(void)
 		return -1;
 	}
 
-	dev_nr = kmalloc(nr_ndevs * sizeof(struct net_device *), GFP_KERNEL);
+	dev_nr = kzalloc(nr_ndevs * sizeof(struct net_device *), GFP_KERNEL);
 	if (dev_nr == NULL) {
 		printk(KERN_ERR "NET/ROM: nr_proto_init - unable to allocate device array\n");
 		return -1;
 	}
 
-	memset(dev_nr, 0x00, nr_ndevs * sizeof(struct net_device *));
-
 	for (i = 0; i < nr_ndevs; i++) {
 		char name[IFNAMSIZ];
 		struct net_device *dev;