From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=192.55.52.151; helo=mga17.intel.com; envelope-from=dandan.bi@intel.com; receiver=edk2-devel@lists.01.org Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 27A2D22361E4F for ; Thu, 8 Feb 2018 19:04:52 -0800 (PST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Feb 2018 19:10:37 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,481,1511856000"; d="scan'208";a="25947379" Received: from shwdeopenpsi114.ccr.corp.intel.com ([10.239.157.135]) by orsmga003.jf.intel.com with ESMTP; 08 Feb 2018 19:10:36 -0800 From: Dandan Bi To: edk2-devel@lists.01.org Cc: Liming Gao , Hao Wu Date: Fri, 9 Feb 2018 11:10:11 +0800 Message-Id: <1518145812-14188-1-git-send-email-dandan.bi@intel.com> X-Mailer: git-send-email 1.9.5.msysgit.1 Subject: [patch 1/2] ShellPkg/Dp: Add null pointer check X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Feb 2018 03:04:52 -0000 Cc: Liming Gao Cc: Hao Wu Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Dandan Bi --- ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c b/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c index fafc64f..4dd7dd9 100644 --- a/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c +++ b/ShellPkg/DynamicCommand/DpDynamicCommand/Dp.c @@ -255,11 +255,11 @@ GetBootPerformanceTable ( Status = EfiGetSystemConfigurationTable ( &gEfiAcpi10TableGuid, &AcpiTable ); } - if (EFI_ERROR(Status)) { + if (EFI_ERROR(Status) || AcpiTable == NULL) { return Status; } FirmwarePerformanceTable = FindAcpiPtr ( (EFI_ACPI_5_0_ROOT_SYSTEM_DESCRIPTION_POINTER *)AcpiTable, -- 1.9.5.msysgit.1