From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f47.google.com (mail-wm1-f47.google.com [209.85.128.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 908C03E9596 for ; Wed, 4 Feb 2026 11:11:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.47 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770203481; cv=none; b=ueNECET8gT228hUO+MKtcpm3/r1H8R2TMWVOIOzgxdR92mqU5yks77NLmEEuuU65kpPusZoNF860luZS7CsmDFnefVeNPHKxB0NRgIbAYfN0Yt/NoH1YlohStUg6lgfvJmBkbmixGyrow1iHpG92xEfjdPiEsktZGyu0nej/nW4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770203481; c=relaxed/simple; bh=jOoLb5UmrN94BtrDDOGkQJWrM24D2AE105Br1ixzEKw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OdDYM6papqKa8TSBPgTSoKkdB0wqZ2PKp0LfVqPabrqaoA8woOdwYOVME7DImy1AhBODo0VecZl7fPIawD7hAOmqhDAlfq5Ca8MjHK0dqQS4imaPt9THDgpZ+IbyWs7ddjncICc24IEQYo1muvSgmxQ6Nm+eQH4ygWyMwCqQXCI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=gVa8yYFN; arc=none smtp.client-ip=209.85.128.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="gVa8yYFN" Received: by mail-wm1-f47.google.com with SMTP id 5b1f17b1804b1-4806b43beb6so48334165e9.3 for ; Wed, 04 Feb 2026 03:11:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1770203479; x=1770808279; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=D6pD+wRMkpV8A1lHcdvyDOrZ0scIHltp3YZgaHXqsL8=; b=gVa8yYFN8MRxNAiyMMkUcm1h9KJgTFUK8wz2lwOk0NtpykSleq52j+/WSkdg2xZdn6 FMHSODxCpq5MwwhbbuWDqA3zSa0/hMR/qTrbDhVF8vR5GsZQ+F1wPTLWg1TGyiKmfe2g 8TPhnPHy5UB5t+wE4fQTQ+2htCHV72sd/8M+P4gQRKFgQHo5MMypnyOmLf5sz/LG1eO2 SvSCIfxZf1cKt8Z4dZMKYBktVveKg1A4vZm4qD+/NU37JRdKZhj0urx/zqo3vo14KExK 4RWX0FUVZWYlbKgbW9ONl5GAzN3V1+7DGZSF48qDob59xL/49++Vgop8S2Z5G2GAliCa NrmQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770203479; x=1770808279; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-gg:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=D6pD+wRMkpV8A1lHcdvyDOrZ0scIHltp3YZgaHXqsL8=; b=W45tjY+W+QAazrsvgE8jHYA5xshlmacjve+lGRuFK6vkcNMUzZArvgg7UE7suNaCVE HrZEN9xbYS+enSEWvuiGa4vVdwSX/9+g6u0hy6jANU7jr4BZecD2k7TeuHwIgZW0frNV TG/AhHob714ok+nej0UQVlTSN8HQ8uo0yzoBGgrBQS4hmmKFv8/2QHqYfmNZSeq51mOG MLVpGFTp5gD6s1QV6qc/Qg10Lm3vqJwmEGOAqQAVuuyH6BmdWVcHs/HriSZFN9hIBKDs PvnOhnaCwVT/7uhMuYtuqHRHnbxla9o/aHYifJKtmhgB4sXcR20Ld5y1cxh1Cied8n7L VZUA== X-Forwarded-Encrypted: i=1; AJvYcCV48+P2zfMOeky0rW8x5hI/MxuvvFuDc6PYZBSd60q1HkYtFtXQ0lxAuGhA0OG7wsjVcXpKare7LVAjd8A=@vger.kernel.org X-Gm-Message-State: AOJu0YzNUPlPEG26jf/w4AnaBhGKlkEcAkzSudR3tVsJgqVDkRM5QFKA 5IFkl2mS1qWS/bGumfPlfBWXPtoZb8aw7SsPCS3rtOTucXFgwhGo8pd1UJ4cCPdGFQE= X-Gm-Gg: AZuq6aLxxuWZ9nPYrvYMPzNprV84UXJuqCC16r4qKbusa0M9is4gHQJSlCbDJyVeYWN DLnsipuTP2vVo5BGkWDSEsY3g26fpR6P23obvi8v2uZZ37+/5aH9iPcuFU/xC7MWm71+Qp5Zu34 /UUWIjzgJLnBXoV6gcNp5MXDQzSqg9SVqg/jvNujYK5nlQE8oJKLveKIVG0l43jkeeTBwFuL+7e 1RazeltL4UAZZ0QRkIQItKET4VXW//UmLEp+fJxQU16P3HIoTfr7HsohKxvNzajDHA03GDliR87 7HS9sCR1aFktyJZIlBB6WR6iZs3BiWegakDlT87lnB9tfB0QeA5HXiafx+O53Kh0DNGodSSCaUP ltZ4U2lGhX0jzkVBzJiao6Zr46xCXcukMhS8hpDJiCChvBoOkQGVq4uP7nVfsq7T5159VWFp6H4 nLbucp4FlBqIAS3CHi X-Received: by 2002:a05:600c:8b0f:b0:471:14f5:126f with SMTP id 5b1f17b1804b1-4830e98ab89mr33412735e9.33.1770203478825; Wed, 04 Feb 2026 03:11:18 -0800 (PST) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483108d79c9sm38085435e9.1.2026.02.04.03.11.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Feb 2026 03:11:18 -0800 (PST) Date: Wed, 4 Feb 2026 14:11:15 +0300 From: Dan Carpenter To: Artem Lytkin Cc: Sudip Mukherjee , Teddy Wang , Greg Kroah-Hartman , linux-fbdev@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/4] staging: sm750fb: use strcmp() for exact option matching Message-ID: References: <20260204101536.3311-1-iprintercanon@gmail.com> <20260204101536.3311-2-iprintercanon@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260204101536.3311-2-iprintercanon@gmail.com> On Wed, Feb 04, 2026 at 10:15:34AM +0000, Artem Lytkin wrote: > Replace strncmp(opt, "...", strlen("...")) with strcmp() in option > parsing functions. Options from strsep() are complete null-terminated > tokens, so prefix matching via strncmp() could cause false positives > for options like "noaccelXYZ" matching "noaccel". > > Signed-off-by: Artem Lytkin > --- You've changed how the code works and this is a bugfix. It should have a Fixes tag. regards, dan carpenter