--- zzzz-none-000/linux-4.1.52/net/ipv6/addrconf_core.c	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/net/ipv6/addrconf_core.c	2022-03-02 11:37:13.000000000 +0000
@@ -37,7 +37,11 @@
 {
 	__be32 st;
 
+#if defined(CONFIG_MIPS_BCM963XX) && defined(CONFIG_BCM_KF_UNALIGNED_EXCEPTION)
+	memcpy(&st, &addr->s6_addr[0], sizeof(__be32));
+#else
 	st = addr->s6_addr32[0];
+#endif
 
 	/* Consider all addresses with the first three bits different of
 	   000 and 111 as unicasts.