From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6B4C54EB20; Mon, 22 Jan 2024 14:57:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705935479; cv=none; b=kjIOdgAeflhRSfOAqVgT0V6oyFUsjkWll4+XPnMOuXZcEu3z0Ma/QsdWjBY53zKXHYcX7VTbrkR0RHBqy1gVV88RK3pixGLuxykAwunJCysyD0KKMGDVokqpGpCVZiFWgR35zR1XOI3akt2h1Irby+t2plQ9AcGCDSN1SRLdwWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705935479; c=relaxed/simple; bh=qrdH69aqO+Jo+vFK63ohsopID6bn8jCDdi6976TOWAw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qZRreDfa0vZ2Dlnz99yjOYJTkvcl0FkVPwuRa85VAS9SHvk6B5pe1EoVB7IgTXBOhUH5VCrFhzdqk9Ii0dCL5yVlvkHo9MUNG3oeeD+pUtYqlNr4c89wM29GpMioHfCn7ApQzH2Vu1jtvGeHvL0zsos0uN34hG6gm+Ocn25rN0o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F5ePD5R8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="F5ePD5R8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A7DAC43390; Mon, 22 Jan 2024 14:57:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705935479; bh=qrdH69aqO+Jo+vFK63ohsopID6bn8jCDdi6976TOWAw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F5ePD5R8kJUCSASmwEYeXCThJ/Xyp/PBcicgFrFcc2qocddEiyhU2Xq7QOs5sIO2e g/bjePrUQlT4ttczqgbSHwwuD1MVwSrsDyTlULZ4ThySs21zh61mMcQ8KXX5+kiT6C MElFJw4RFbP207JRESS0jdCFJJyEEzk7IpwQCE3bEAXlRAsDglzNLzZJ3nrNJlTSwe YggYsj9TrSDzuO0K1QbFYsxVR0kwsZwmvrrE5/o8eMEKDjVlteuZ/Wb/QQNr688s5/ YsFV7PuPPSYchuLbD2gIJ8nHc5Dxdddgz8+FcQkmp3ktyieCFJERH3AzAWrFwX76dr nw9BAonuxAA1w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Tomi Valkeinen , Laurent Pinchart , Maxime Ripard , Sasha Levin , maarten.lankhorst@linux.intel.com, tzimmermann@suse.de, airlied@gmail.com, daniel@ffwll.ch, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.7 25/88] drm/framebuffer: Fix use of uninitialized variable Date: Mon, 22 Jan 2024 09:50:58 -0500 Message-ID: <20240122145608.990137-25-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122145608.990137-1-sashal@kernel.org> References: <20240122145608.990137-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.7.1 Content-Transfer-Encoding: 8bit From: Tomi Valkeinen [ Upstream commit f9af8f0c1dc567a5a6a6318ff324c45d80d4a60f ] smatch reports: drivers/gpu/drm/drm_framebuffer.c:654 drm_mode_getfb2_ioctl() error: uninitialized symbol 'ret'. 'ret' is possibly not set when there are no errors, causing the error above. I can't say if that ever happens in real-life, but in any case I think it is good to initialize 'ret' to 0. Reviewed-by: Laurent Pinchart Acked-by: Maxime Ripard Signed-off-by: Tomi Valkeinen Link: https://patchwork.freedesktop.org/patch/msgid/20231103-uninit-fixes-v2-2-c22b2444f5f5@ideasonboard.com Signed-off-by: Sasha Levin --- drivers/gpu/drm/drm_framebuffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index d3ba0698b84b..36c5629af7d8 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -552,7 +552,7 @@ int drm_mode_getfb2_ioctl(struct drm_device *dev, struct drm_mode_fb_cmd2 *r = data; struct drm_framebuffer *fb; unsigned int i; - int ret; + int ret = 0; if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; -- 2.43.0