--- zzzz-none-000/linux-4.4.271/net/sched/cls_u32.c	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/net/sched/cls_u32.c	2023-04-19 10:22:30.000000000 +0000
@@ -151,7 +151,7 @@
 			data = skb_header_pointer(skb, toff, 4, &hdata);
 			if (!data)
 				goto out;
-			if ((*data ^ key->val) & key->mask) {
+			if ((net_hdr_word(data) ^ key->val) & key->mask) {
 				n = rcu_dereference_bh(n->next);
 				goto next_knode;
 			}
@@ -204,8 +204,8 @@
 						  &hdata);
 			if (!data)
 				goto out;
-			sel = ht->divisor & u32_hash_fold(*data, &n->sel,
-							  n->fshift);
+			sel = ht->divisor & u32_hash_fold(net_hdr_word(data),
+							  &n->sel, n->fshift);
 		}
 		if (!(n->sel.flags & (TC_U32_VAROFFSET | TC_U32_OFFSET | TC_U32_EAT)))
 			goto next_ht;