From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936366AbdAILly (ORCPT ); Mon, 9 Jan 2017 06:41:54 -0500 Received: from mail.skyhub.de ([78.46.96.112]:58629 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936205AbdAILlv (ORCPT ); Mon, 9 Jan 2017 06:41:51 -0500 From: Borislav Petkov To: X86 ML Cc: LKML Subject: [PATCH 4/5] x86/microcode/intel: Fix allocation size of struct ucode_patch Date: Mon, 9 Jan 2017 12:41:46 +0100 Message-Id: <20170109114147.5082-5-bp@alien8.de> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170109114147.5082-1-bp@alien8.de> References: <20170109114147.5082-1-bp@alien8.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Junichi Nomura We allocate struct ucode_patch here. @size is the size of microcode data and used for kmemdup() later in this function. Signed-off-by: Jun'ichi Nomura Fixes: 06b8534cb728 ("x86/microcode: Rework microcode loading") Link: http://lkml.kernel.org/r/7a730dc9-ac17-35c4-fe76-dfc94e5ecd95@ce.jp.nec.com Signed-off-by: Borislav Petkov --- arch/x86/kernel/cpu/microcode/intel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c index faec8fa68ffd..943486589757 100644 --- a/arch/x86/kernel/cpu/microcode/intel.c +++ b/arch/x86/kernel/cpu/microcode/intel.c @@ -150,7 +150,7 @@ static struct ucode_patch *__alloc_microcode_buf(void *data, unsigned int size) { struct ucode_patch *p; - p = kzalloc(size, GFP_KERNEL); + p = kzalloc(sizeof(struct ucode_patch), GFP_KERNEL); if (!p) return ERR_PTR(-ENOMEM); -- 2.11.0