[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>
diff --git a/net/ax25/ax25_dev.c b/net/ax25/ax25_dev.c
index 47e6e79..b7876782 100644
--- a/net/ax25/ax25_dev.c
+++ b/net/ax25/ax25_dev.c
@@ -55,15 +55,13 @@
 {
 	ax25_dev *ax25_dev;
 
-	if ((ax25_dev = kmalloc(sizeof(*ax25_dev), GFP_ATOMIC)) == NULL) {
+	if ((ax25_dev = kzalloc(sizeof(*ax25_dev), GFP_ATOMIC)) == NULL) {
 		printk(KERN_ERR "AX.25: ax25_dev_device_up - out of memory\n");
 		return;
 	}
 
 	ax25_unregister_sysctl();
 
-	memset(ax25_dev, 0x00, sizeof(*ax25_dev));
-
 	dev->ax25_ptr     = ax25_dev;
 	ax25_dev->dev     = dev;
 	dev_hold(dev);