From 85be07c32496dc264661308e4d9d4e9ccaff8072 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Wed, 5 Nov 2014 17:28:06 +0100 Subject: [PATCH] x86, microcode: Fix accessing dis_ucode_ldr on 32-bit We should be accessing it through a pointer, like on the BSP. Tested-by: Richard Hendershot Fixes: 65cef1311d5d ("x86, microcode: Add a disable chicken bit") Cc: # v3.15+ Signed-off-by: Borislav Petkov --- arch/x86/kernel/cpu/microcode/core_early.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/microcode/core_early.c b/arch/x86/kernel/cpu/microcode/core_early.c index 5f28a64e71ea..2c017f242a78 100644 --- a/arch/x86/kernel/cpu/microcode/core_early.c +++ b/arch/x86/kernel/cpu/microcode/core_early.c @@ -124,7 +124,7 @@ void __init load_ucode_bsp(void) static bool check_loader_disabled_ap(void) { #ifdef CONFIG_X86_32 - return __pa_nodebug(dis_ucode_ldr); + return *((bool *)__pa_nodebug(&dis_ucode_ldr)); #else return dis_ucode_ldr; #endif -- 2.39.5