[PATCH] serial: replace kmalloc+memset with kzalloc

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c
index 0746c94..c475f22 100644
--- a/drivers/serial/ip22zilog.c
+++ b/drivers/serial/ip22zilog.c
@@ -922,13 +922,7 @@
 
 static void * __init alloc_one_table(unsigned long size)
 {
-	void *ret;
-
-	ret = kmalloc(size, GFP_KERNEL);
-	if (ret != NULL)
-		memset(ret, 0, size);
-
-	return ret;
+	return kzalloc(size, GFP_KERNEL);
 }
 
 static void __init ip22zilog_alloc_tables(void)