From: Borislav Petkov Date: Fri, 20 Jan 2017 20:29:49 +0000 (+0100) Subject: x86/microcode/AMD: Use find_microcode_in_initrd() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8cc26e0b4c49246564f773edbbefa3d5dc91d56e;p=linux.git x86/microcode/AMD: Use find_microcode_in_initrd() Use the generic helper instead of semi-open-coding the procedure. Signed-off-by: Borislav Petkov Reviewed-by: Thomas Gleixner Link: http://lkml.kernel.org/r/20170120202955.4091-11-bp@alien8.de Signed-off-by: Thomas Gleixner --- diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c index 4cbfe70cf458e..7727f278de58b 100644 --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -337,17 +337,15 @@ void load_ucode_amd_ap(unsigned int cpuid_1_eax) /* First AP hasn't cached it yet, go through the blob. */ if (!cont.data) { - struct cpio_data cp = { NULL, 0, "" }; + struct cpio_data cp; if (cont.size == -1) return; reget: if (!get_builtin_microcode(&cp, x86_family(cpuid_1_eax))) { -#ifdef CONFIG_BLK_DEV_INITRD - cp = find_cpio_data(ucode_path, (void *)initrd_start, - initrd_end - initrd_start, NULL); -#endif + cp = find_microcode_in_initrd(ucode_path, false); + if (!(cp.data && cp.size)) { /* * Mark it so that other APs do not scan again @@ -401,13 +399,9 @@ int __init save_microcode_in_initrd_amd(unsigned int cpuid_1_eax) if (!cont.data) { if (IS_ENABLED(CONFIG_X86_32) && (cont.size != -1)) { - struct cpio_data cp = { NULL, 0, "" }; - -#ifdef CONFIG_BLK_DEV_INITRD - cp = find_cpio_data(ucode_path, (void *)initrd_start, - initrd_end - initrd_start, NULL); -#endif + struct cpio_data cp; + cp = find_microcode_in_initrd(ucode_path, false); if (!(cp.data && cp.size)) { cont.size = -1; return -EINVAL;