From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752620AbdIVWOr (ORCPT ); Fri, 22 Sep 2017 18:14:47 -0400 Received: from mga09.intel.com ([134.134.136.24]:23594 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752440AbdIVWOp (ORCPT ); Fri, 22 Sep 2017 18:14:45 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.42,427,1500966000"; d="scan'208";a="131500632" Date: Sat, 23 Sep 2017 06:13:59 +0800 From: kbuild test robot To: Brijesh Singh Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Brijesh Singh , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Paolo Bonzini , Radim =?utf-8?B?S3LEjW3DocWZ?= , Joerg Roedel , Borislav Petkov , Tom Lendacky , x86@kernel.org Subject: [PATCH] KVM: SVM: fix eno.cocci warnings Message-ID: <20170922221359.GA6397@lkp-wsm-ep2> References: <201709230631.6XbWla3b%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170919204627.3875-17-brijesh.singh@amd.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: fengguang.wu@intel.com X-SA-Exim-Scanned: No (on bee); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org arch/x86/kvm/svm.c:5728:5-11: ERROR: allocation function on line 5727 returns NULL not ERR_PTR on failure The various basic memory allocation functions don't return ERR_PTR Generated by: scripts/coccinelle/null/eno.cocci Fixes: 16e737dd7c3c ("KVM: SVM: Add support for SEV LAUNCH_START command") CC: Brijesh Singh Signed-off-by: Fengguang Wu --- svm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -5725,7 +5725,7 @@ static void *copy_user_blob(u64 __user u return ERR_PTR(-EINVAL); data = kmalloc(len, GFP_KERNEL); - if (IS_ERR(data)) + if (!data) return ERR_PTR(-ENOMEM); if (copy_from_user(data, (void __user *)(uintptr_t)uaddr, len))