--- zzzz-none-000/linux-3.18.24/arch/mips/kernel/smp-bmips.c	2015-10-31 20:39:51.000000000 +0000
+++ rtl96-5690pro-762/linux-3.18.24/arch/mips/kernel/smp-bmips.c	2024-08-14 08:36:36.000000000 +0000
@@ -460,7 +460,7 @@
 static void bmips_wr_vec(unsigned long dst, char *start, char *end)
 {
 	memcpy((void *)dst, start, end - start);
-	dma_cache_wback((unsigned long)start, end - start);
+	dma_cache_wback(dst, end - start);
 	local_flush_icache_range(dst, dst + (end - start));
 	instruction_hazard();
 }