From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1167424AbeBOVfF (ORCPT ); Thu, 15 Feb 2018 16:35:05 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:54022 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1163332AbeBOVdj (ORCPT ); Thu, 15 Feb 2018 16:33:39 -0500 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= To: linux-kernel@vger.kernel.org Cc: slp@redhat.com, bhe@redhat.com, mst@redhat.com, somlo@cmu.edu, xiaolong.ye@intel.com, =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Subject: [PATCH v15 05/11] fw_cfg: fix sparse warning reading FW_CFG_ID Date: Thu, 15 Feb 2018 22:33:06 +0100 Message-Id: <20180215213312.29234-6-marcandre.lureau@redhat.com> In-Reply-To: <20180215213312.29234-1-marcandre.lureau@redhat.com> References: <20180215213312.29234-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use a restricted type for reading FW_CFG_ID, fixing sparse warning: drivers/firmware/qemu_fw_cfg.c:540:22: warning: cast to restricted __le32 Signed-off-by: Marc-André Lureau --- drivers/firmware/qemu_fw_cfg.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/firmware/qemu_fw_cfg.c b/drivers/firmware/qemu_fw_cfg.c index 6ee12c9e079a..71672cb8c427 100644 --- a/drivers/firmware/qemu_fw_cfg.c +++ b/drivers/firmware/qemu_fw_cfg.c @@ -512,6 +512,7 @@ static inline void fw_cfg_kobj_cleanup(struct kobject *kobj) static int fw_cfg_sysfs_probe(struct platform_device *pdev) { int err; + __le32 rev; /* NOTE: If we supported multiple fw_cfg devices, we'd first create * a subdirectory named after e.g. pdev->id, then hang per-device @@ -537,8 +538,8 @@ static int fw_cfg_sysfs_probe(struct platform_device *pdev) goto err_probe; /* get revision number, add matching top-level attribute */ - fw_cfg_read_blob(FW_CFG_ID, &fw_cfg_rev, 0, sizeof(fw_cfg_rev)); - fw_cfg_rev = le32_to_cpu(fw_cfg_rev); + fw_cfg_read_blob(FW_CFG_ID, &rev, 0, sizeof(rev)); + fw_cfg_rev = le32_to_cpu(rev); err = sysfs_create_file(fw_cfg_top_ko, &fw_cfg_rev_attr.attr); if (err) goto err_rev; -- 2.16.1.73.g5832b7e9f2