From patchwork Mon May 1 17:43:49 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Christopherson X-Patchwork-Id: 9706749 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 33991602B5 for ; Mon, 1 May 2017 17:43:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2801727D4D for ; Mon, 1 May 2017 17:43:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1CF462807E; Mon, 1 May 2017 17:43:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7A0322808C for ; Mon, 1 May 2017 17:43:54 +0000 (UTC) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 4EC4F21954092; Mon, 1 May 2017 10:43:53 -0700 (PDT) X-Original-To: intel-sgx-kernel-dev@lists.01.org Delivered-To: intel-sgx-kernel-dev@lists.01.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (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 D0E2621A0483A for ; Mon, 1 May 2017 10:43:51 -0700 (PDT) Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 May 2017 10:43:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,401,1488873600"; d="scan'208";a="95939070" Received: from sjchrist-ts.jf.intel.com ([10.54.74.20]) by fmsmga005.fm.intel.com with ESMTP; 01 May 2017 10:43:51 -0700 From: Sean Christopherson To: intel-sgx-kernel-dev@lists.01.org Date: Mon, 1 May 2017 10:43:49 -0700 Message-Id: <1493660629-16888-3-git-send-email-sean.j.christopherson@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1493660629-16888-1-git-send-email-sean.j.christopherson@intel.com> References: <1493660629-16888-1-git-send-email-sean.j.christopherson@intel.com> Subject: [intel-sgx-kernel-dev] [PATCH 2/2] intel_sgx: check the return value of kthread_run X-BeenThere: intel-sgx-kernel-dev@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "Project: Intel® Software Guard Extensions for Linux*: https://01.org/intel-software-guard-extensions" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-sgx-kernel-dev-bounces@lists.01.org Sender: "intel-sgx-kernel-dev" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Sean Christopherson --- drivers/platform/x86/intel_sgx/sgx_page_cache.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/intel_sgx/sgx_page_cache.c b/drivers/platform/x86/intel_sgx/sgx_page_cache.c index d4cf0cc..6b40d46 100644 --- a/drivers/platform/x86/intel_sgx/sgx_page_cache.c +++ b/drivers/platform/x86/intel_sgx/sgx_page_cache.c @@ -451,7 +451,7 @@ int sgx_page_cache_init(void) { sgx_nr_high_pages = 2 * sgx_nr_low_pages; ksgxswapd_tsk = kthread_run(ksgxswapd, NULL, "ksgxswapd"); - return 0; + return PTR_ERR_OR_ZERO(ksgxswapd_tsk); } void sgx_page_cache_teardown(void)