[BBC_ENVCTRL]: kmalloc + memset conversion to kzalloc

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/sbus/char/bbc_envctrl.c

@@ -479,11 +479,12 @@ static int kenvctrld(void *__unused)
 
 static void attach_one_temp(struct linux_ebus_child *echild, int temp_idx)
 {
-	struct bbc_cpu_temperature *tp = kmalloc(sizeof(*tp), GFP_KERNEL);
+	struct bbc_cpu_temperature *tp;
 
+	tp = kzalloc(sizeof(*tp), GFP_KERNEL);
 	if (!tp)
 		return;
-	memset(tp, 0, sizeof(*tp));
+
 	tp->client = bbc_i2c_attach(echild);
 	if (!tp->client) {
 		kfree(tp);
@@ -525,11 +526,12 @@ static void attach_one_temp(struct linux_ebus_child *echild, int temp_idx)
 
 static void attach_one_fan(struct linux_ebus_child *echild, int fan_idx)
 {
-	struct bbc_fan_control *fp = kmalloc(sizeof(*fp), GFP_KERNEL);
+	struct bbc_fan_control *fp;
 
+	fp = kzalloc(sizeof(*fp), GFP_KERNEL);
 	if (!fp)
 		return;
-	memset(fp, 0, sizeof(*fp));
+
 	fp->client = bbc_i2c_attach(echild);
 	if (!fp->client) {
 		kfree(fp);