[SCHED]: Use kmemdup & kzalloc where appropriate

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index d3ff350..45d47d3 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -546,10 +546,9 @@
 {
 	int len = RTA_PAYLOAD(rta);
 
-	dst->val = (unsigned long) kmalloc(len, GFP_KERNEL);
+	dst->val = (unsigned long)kmemdup(RTA_DATA(rta), len, GFP_KERNEL);
 	if (dst->val == 0UL)
 		return -ENOMEM;
-	memcpy((void *) dst->val, RTA_DATA(rta), len);
 	dst->len = len;
 	return 0;
 }