From patchwork Sun Apr 11 11:34:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maximilian Luz X-Patchwork-Id: 419396 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BC125C433B4 for ; Sun, 11 Apr 2021 11:34:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8291061029 for ; Sun, 11 Apr 2021 11:34:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233822AbhDKLei (ORCPT ); Sun, 11 Apr 2021 07:34:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44232 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233696AbhDKLei (ORCPT ); Sun, 11 Apr 2021 07:34:38 -0400 Received: from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com [IPv6:2a00:1450:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EDCF0C061574; Sun, 11 Apr 2021 04:34:21 -0700 (PDT) Received: by mail-wr1-x42a.google.com with SMTP id p6so3278706wrn.9; Sun, 11 Apr 2021 04:34:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KxOidUwJFl59zNURg0gtXwYaJwB9tMFuA2e5v9bizjA=; b=qDqiye67OEdqlj9+bp401TeF952h8w4h9UVjd8mFDbQAeiCC800PHk/NDeLtuYXQIi fntNpbqUki/uYFFMlKvFn0Tu13ySpAfxFBECOcb7yqn4KT0U3OOqxmeiHQQANRuqCzpf Q64fTflkMgpK7BXHFtWMQA6b+ig2JzhjR0t5JXSmkmq9LDmQx3P7VfFhXORQdJo3cFT1 So1WYtz6wS8Xmyk9SNjClx7BRUMCcuwPG+vzcfYdlP20uRhHHjhvlfOV9MS5FTF8z/1Z 1bVvg6kV+EWEnQEdfniMbKyBCW7jgVJp8TZIfMIqfp7KAwRPn5g7M1a/GYdMa0JXA9ax DPrg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=KxOidUwJFl59zNURg0gtXwYaJwB9tMFuA2e5v9bizjA=; b=oZJnGPMvCVFQnbYPA8/KIHEzLMBF4kwwtVKwPmOk4QV4w+/5q4cu3imOxqY1f9LYI4 CcCXR/Gnc0N4ibGod54PYfHTxkR1Iq8k27b/lwx9MWt2Hle8sr8t9RzWgLSs4JFTQmlP JqkAVZSHIjacszPZ8DxZIj+w0pX8wW5ZwKeJ9yRnxyx6YooeBvp9TK45gQCa7cuEGbFf o8iBfRpvfYevBm2PEGTD8Y/YpJqZlwYgpznGNEIo8OZ3jPkRgSFSVNRxrrvTqZxuH21t E1BeZvUlZek8yUVu+txC7ncz4XxAVM1Vn2xb/XVI1A8Phnh1jB0USqaQu5l5tivGZIR+ SCWw== X-Gm-Message-State: AOAM530//aogSJGZcjHltqDLWdeEcf7SDY0NhWoEVJd2Ercq6+XAjh3C OH//Qymw+cegQEHDZMpymcWpDPnJ7T0= X-Google-Smtp-Source: ABdhPJwGGfyfy4PmkxP7LYhI1ud5F6B6OE9MKtKBw1kagNekVukyYYQmRp2Vh7bYnHY+dUWvksh3sQ== X-Received: by 2002:a05:6000:1091:: with SMTP id y17mr50396wrw.270.1618140860698; Sun, 11 Apr 2021 04:34:20 -0700 (PDT) Received: from xws.localdomain (p5487b63a.dip0.t-ipconnect.de. [84.135.182.58]) by smtp.gmail.com with ESMTPSA id 66sm4930727wmb.36.2021.04.11.04.34.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Apr 2021 04:34:20 -0700 (PDT) From: Maximilian Luz To: Jiri Kosina Cc: Maximilian Luz , Benjamin Tissoires , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, kernel test robot Subject: [PATCH] HID: surface-hid: Fix integer endian conversion Date: Sun, 11 Apr 2021 13:34:02 +0200 Message-Id: <20210411113402.2594945-1-luzmaximilian@gmail.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org We want to convert from 16 bit (unsigned) little endian values contained in a packed struct to CPU native endian values here, not the other way around. So replace cpu_to_le16() with get_unaligned_le16(), using the latter instead of le16_to_cpu() to acknowledge that we are reading from a packed struct. Reported-by: kernel test robot Fixes: b05ff1002a5c ("HID: Add support for Surface Aggregator Module HID transport") Signed-off-by: Maximilian Luz --- drivers/hid/surface-hid/surface_hid_core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/hid/surface-hid/surface_hid_core.c b/drivers/hid/surface-hid/surface_hid_core.c index 7b27ec392232..5571e74abe91 100644 --- a/drivers/hid/surface-hid/surface_hid_core.c +++ b/drivers/hid/surface-hid/surface_hid_core.c @@ -168,9 +168,9 @@ int surface_hid_device_add(struct surface_hid_device *shid) shid->hid->dev.parent = shid->dev; shid->hid->bus = BUS_HOST; - shid->hid->vendor = cpu_to_le16(shid->attrs.vendor); - shid->hid->product = cpu_to_le16(shid->attrs.product); - shid->hid->version = cpu_to_le16(shid->hid_desc.hid_version); + shid->hid->vendor = get_unaligned_le16(&shid->attrs.vendor); + shid->hid->product = get_unaligned_le16(&shid->attrs.product); + shid->hid->version = get_unaligned_le16(&shid->hid_desc.hid_version); shid->hid->country = shid->hid_desc.country_code; snprintf(shid->hid->name, sizeof(shid->hid->name), "Microsoft Surface %04X:%04X",