[ARM] Convert kmalloc+memset to kzalloc

Convert all uses of kmalloc followed by memset to use kzalloc instead.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-integrator/impd1.c b/arch/arm/mach-integrator/impd1.c
index a85d471..92d79fb 100644
--- a/arch/arm/mach-integrator/impd1.c
+++ b/arch/arm/mach-integrator/impd1.c
@@ -355,12 +355,11 @@
 	if (!request_mem_region(dev->resource.start, SZ_4K, "LM registers"))
 		return -EBUSY;
 
-	impd1 = kmalloc(sizeof(struct impd1_module), GFP_KERNEL);
+	impd1 = kzalloc(sizeof(struct impd1_module), GFP_KERNEL);
 	if (!impd1) {
 		ret = -ENOMEM;
 		goto release_lm;
 	}
-	memset(impd1, 0, sizeof(struct impd1_module));
 
 	impd1->base = ioremap(dev->resource.start, SZ_4K);
 	if (!impd1->base) {
@@ -389,12 +388,10 @@
 
 		pc_base = dev->resource.start + idev->offset;
 
-		d = kmalloc(sizeof(struct amba_device), GFP_KERNEL);
+		d = kzalloc(sizeof(struct amba_device), GFP_KERNEL);
 		if (!d)
 			continue;
 
-		memset(d, 0, sizeof(struct amba_device));
-
 		snprintf(d->dev.bus_id, sizeof(d->dev.bus_id),
 			 "lm%x:%5.5lx", dev->id, idev->offset >> 12);