[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/cls_route.c b/net/sched/cls_route.c
index 7752586..ae97238 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -348,7 +348,7 @@
 			goto errout;
 		if (nla_len(tb[TCA_ROUTE4_TO]) < sizeof(u32))
 			goto errout;
-		to = *(u32*)nla_data(tb[TCA_ROUTE4_TO]);
+		to = nla_get_u32(tb[TCA_ROUTE4_TO]);
 		if (to > 0xFF)
 			goto errout;
 		nhandle = to;
@@ -359,14 +359,14 @@
 			goto errout;
 		if (nla_len(tb[TCA_ROUTE4_FROM]) < sizeof(u32))
 			goto errout;
-		id = *(u32*)nla_data(tb[TCA_ROUTE4_FROM]);
+		id = nla_get_u32(tb[TCA_ROUTE4_FROM]);
 		if (id > 0xFF)
 			goto errout;
 		nhandle |= id << 16;
 	} else if (tb[TCA_ROUTE4_IIF]) {
 		if (nla_len(tb[TCA_ROUTE4_IIF]) < sizeof(u32))
 			goto errout;
-		id = *(u32*)nla_data(tb[TCA_ROUTE4_IIF]);
+		id = nla_get_u32(tb[TCA_ROUTE4_IIF]);
 		if (id > 0x7FFF)
 			goto errout;
 		nhandle |= (id | 0x8000) << 16;
@@ -411,7 +411,7 @@
 	tcf_tree_unlock(tp);
 
 	if (tb[TCA_ROUTE4_CLASSID]) {
-		f->res.classid = *(u32*)nla_data(tb[TCA_ROUTE4_CLASSID]);
+		f->res.classid = nla_get_u32(tb[TCA_ROUTE4_CLASSID]);
 		tcf_bind_filter(tp, &f->res, base);
 	}