[SPARC64]: kzalloc() conversion

this patch converts arch/sparc64 to kzalloc usage.
Crosscompile tested with allyesconfig.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 1448294..33dedb1 100644
--- a/arch/sparc64/kernel/pci_common.c
+++ b/arch/sparc64/kernel/pci_common.c
@@ -977,33 +977,30 @@
 	struct resource *p;
 
 	/* VGA Video RAM. */
-	p = kmalloc(sizeof(*p), GFP_KERNEL);
+	p = kzalloc(sizeof(*p), GFP_KERNEL);
 	if (!p)
 		return;
 
-	memset(p, 0, sizeof(*p));
 	p->name = "Video RAM area";
 	p->start = mem_res->start + 0xa0000UL;
 	p->end = p->start + 0x1ffffUL;
 	p->flags = IORESOURCE_BUSY;
 	request_resource(mem_res, p);
 
-	p = kmalloc(sizeof(*p), GFP_KERNEL);
+	p = kzalloc(sizeof(*p), GFP_KERNEL);
 	if (!p)
 		return;
 
-	memset(p, 0, sizeof(*p));
 	p->name = "System ROM";
 	p->start = mem_res->start + 0xf0000UL;
 	p->end = p->start + 0xffffUL;
 	p->flags = IORESOURCE_BUSY;
 	request_resource(mem_res, p);
 
-	p = kmalloc(sizeof(*p), GFP_KERNEL);
+	p = kzalloc(sizeof(*p), GFP_KERNEL);
 	if (!p)
 		return;
 
-	memset(p, 0, sizeof(*p));
 	p->name = "Video ROM";
 	p->start = mem_res->start + 0xc0000UL;
 	p->end = p->start + 0x7fffUL;