From patchwork Mon Dec 20 12:25:01 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anders Roxell X-Patchwork-Id: 526747 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B30D0C433FE for ; Mon, 20 Dec 2021 12:25:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232576AbhLTMZb (ORCPT ); Mon, 20 Dec 2021 07:25:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230233AbhLTMZ0 (ORCPT ); Mon, 20 Dec 2021 07:25:26 -0500 Received: from mail-ed1-x531.google.com (mail-ed1-x531.google.com [IPv6:2a00:1450:4864:20::531]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B5FB8C06173F for ; Mon, 20 Dec 2021 04:25:25 -0800 (PST) Received: by mail-ed1-x531.google.com with SMTP id j6so16941772edw.12 for ; Mon, 20 Dec 2021 04:25:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=BkU0CaGENz4v/3Yu7z2QNSSezrRYwzxHe/jHn0X53Fs=; b=E8cyRV5DAxSFah2JC3Fc1cxHI+3dwdXlh0T3LzXxrVVHTxoWCfuNZWfP9RqHSKFqv1 ATFwo+0bsqYBmYTaEjVClE59qJ+1SGbjLDAg1JeCfLoi/sSuvo1MKhLEw8jMCJSiO1hD xggIkrPNYEP0PGChuMUbnhQU5uuW5oA8aYuOeUu5FX8gXswRadVvuuSJc6PH+7jjo9Rk 2dR0RM+6aRa6QYn1myuadUT0uooHuq7bDgbUJYdRrdAkPklcbja4cayWzsbPcmxQzYXv Munx3hruaUqaEfe2RJaf0x4TyAnOpru5vfv0BhyGxIrdaYv7v0/QbPgM1D1CjqQGd8QU BuqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=BkU0CaGENz4v/3Yu7z2QNSSezrRYwzxHe/jHn0X53Fs=; b=545C2+j/e2vUz132pVlQqOiMBeSfsD2CKHbGY/YsTLNXSFHhcXpd94qlYcEh+oVFWL vMUu0qE5miGzIXQg3Vkftf4tdqmhQPKjQisenEl6VuUjfoh+VsXExgO6vYZKvrcpyGkF qEtVexQNKEXrq3fG76ZHyQue/D/TL3nPlTuElWoyJj8z9HCvR4JfvxcywCPtP4bRCIdn T2tndnCmikAmRxTQUV8g3JxD4Quu0vedm5F4+804D5A74thMz14o6R1Ti13UXB9qF2FD yAKHyHJM8K9KxJGQVBgu6NjmonvwoqU8Os9b3f1RF/RJCvOeLetOHGZR1RsyRD6rGJm8 DKJg== X-Gm-Message-State: AOAM532u2Z//CP3cHeXtB3yV/gVGqHaZY2br7qR32wJJlEdznchS2K4q 7WXaTeHl4Vym7i07vuaNtuZShQ== X-Google-Smtp-Source: ABdhPJwY2sPvzyyxylJ5xxnZzQNbTOwgcmi5YbfCxJXmGTaRi0zIIkGC36V31RdLQtJrwa/vwP7bpg== X-Received: by 2002:a17:906:4788:: with SMTP id cw8mr1045314ejc.22.1640003124185; Mon, 20 Dec 2021 04:25:24 -0800 (PST) Received: from localhost (c-9b28e555.07-21-73746f28.bbcust.telenor.se. [85.229.40.155]) by smtp.gmail.com with ESMTPSA id z1sm6666242edq.54.2021.12.20.04.25.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Dec 2021 04:25:23 -0800 (PST) From: Anders Roxell To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, woojung.huh@microchip.com, UNGLinuxDriver@microchip.com, davem@davemloft.net, netdev@vger.kernel.org, linux-usb@vger.kernel.org, clang-built-linux@googlegroups.com, ulli.kroll@googlemail.com, linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org, amitkarwar@gmail.com, nishants@marvell.com, gbhat@marvell.com, huxinming820@gmail.com, kvalo@codeaurora.org, linux-wireless@vger.kernel.org, rostedt@goodmis.org, mingo@redhat.com, dmitry.torokhov@gmail.com, ndesaulniers@google.com, nathan@kernel.org, linux-input@vger.kernel.org, Nathan Chancellor , Anders Roxell Subject: [PATCH 4.14 1/6] net: lan78xx: Avoid unnecessary self assignment Date: Mon, 20 Dec 2021 13:25:01 +0100 Message-Id: <20211220122506.3631672-2-anders.roxell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211220122506.3631672-1-anders.roxell@linaro.org> References: <20211220122506.3631672-1-anders.roxell@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org From: Nathan Chancellor commit 94e7c844990f0db92418586b107be135b4963b66 upstream. Clang warns when a variable is assigned to itself. drivers/net/usb/lan78xx.c:940:11: warning: explicitly assigning value of variable of type 'u32' (aka 'unsigned int') to itself [-Wself-assign] offset = offset; ~~~~~~ ^ ~~~~~~ 1 warning generated. Reorder the if statement to acheive the same result and avoid a self assignment warning. Link: https://github.com/ClangBuiltLinux/linux/issues/129 Signed-off-by: Nathan Chancellor Signed-off-by: David S. Miller Signed-off-by: Anders Roxell --- drivers/net/usb/lan78xx.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 838b6fe9dfaa..e286188b6ea1 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -920,11 +920,9 @@ static int lan78xx_read_otp(struct lan78xx_net *dev, u32 offset, ret = lan78xx_read_raw_otp(dev, 0, 1, &sig); if (ret == 0) { - if (sig == OTP_INDICATOR_1) - offset = offset; - else if (sig == OTP_INDICATOR_2) + if (sig == OTP_INDICATOR_2) offset += 0x100; - else + else if (sig != OTP_INDICATOR_1) ret = -EINVAL; if (!ret) ret = lan78xx_read_raw_otp(dev, offset, length, data);