[NET_SCHED]: Use typeful attribute parsing helpers

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index 63ae6a2..d9f487d 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -600,7 +600,7 @@
 		dst->val = *(unsigned long *) nla_data(nla);
 		dst->len = sizeof(unsigned long);
 	} else if (nla_len(nla) == sizeof(u32)) {
-		dst->val = *(u32 *) nla_data(nla);
+		dst->val = nla_get_u32(nla);
 		dst->len = sizeof(u32);
 	} else
 		return -EINVAL;