--- zzzz-none-000/linux-4.1.38/net/ipv4/udp.c	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/net/ipv4/udp.c	2020-11-25 10:06:48.000000000 +0000
@@ -1264,6 +1264,9 @@
 	int peeked, off = 0;
 	int err;
 	int is_udplite = IS_UDPLITE(sk);
+#if defined(CONFIG_BCM_KF_MISC_BACKPORTS)
+	bool checksum_valid = false;
+#endif
 	bool slow;
 
 	if (flags & MSG_ERRQUEUE)
@@ -1289,11 +1292,22 @@
 	 */
 
 	if (copied < ulen || UDP_SKB_CB(skb)->partial_cov) {
+#if defined(CONFIG_BCM_KF_MISC_BACKPORTS)
+/*CVE-2016-10229*/
+		checksum_valid = !udp_lib_checksum_complete(skb);
+		if (!checksum_valid)
+#else
 		if (udp_lib_checksum_complete(skb))
+#endif
 			goto csum_copy_err;
 	}
 
+#if defined(CONFIG_BCM_KF_MISC_BACKPORTS)
+/*CVE-2016-10229*/
+	if (checksum_valid || skb_csum_unnecessary(skb))
+#else
 	if (skb_csum_unnecessary(skb))
+#endif
 		err = skb_copy_datagram_msg(skb, sizeof(struct udphdr),
 					    msg, copied);
 	else {