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 00EFF6EB77; Wed, 21 Feb 2024 13:37:14 +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=1708522635; cv=none; b=lqy+KngFVWASsnUZayHPGvYTOpCmHL2CoD/5zHtUAEJhSf8WuckSwJctKwWUg3awk/5KgNwVDEP1qPFxIBtf7H79DuEDCTonjKuZJFxoCB5gVEz7XW1iwRBMs9WM3QwXcLvRG0Zj95rAWqZZaHx77bxd6zWi8+4/SwCjvvqiJcE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708522635; c=relaxed/simple; bh=RALGYOO/fKLXr3fXcPoGW3+RyXLNhJOH5Gqnj4VnELQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bEa6Xik1ocMupqJaZHXtX1iTZKK89hwbbXskH/LWfPXk907AKffEK9d7mdAV/lfJQaT9y9rS+VhpagQqTrlC2GL0WFaEc1y8SYva/aCfTHi7ksmZ/IvAlPBXHr2Onc3gDfsU2LqzHX53LKylebyjqVEO9tcRW8M0RJgWLTE54fo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=SMo2tIds; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="SMo2tIds" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 74271C433C7; Wed, 21 Feb 2024 13:37:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1708522634; bh=RALGYOO/fKLXr3fXcPoGW3+RyXLNhJOH5Gqnj4VnELQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SMo2tIdsQVdj9dm6tgT7XET7/3UFFnwPzn0slmqo3F90AifYZawAd8L4y2tEURNcD I6j/PAeIfU4Sr0h28wz78AdmDVV3Qsgzb1QgsS+sy9uZ4QnsXQTPht+mvJmzrQKD8y 7RT+prYxjEb+Hf+1AXe0VEQDcHf80Snn6utVghdw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Laurent Pinchart , Maxime Ripard , Tomi Valkeinen , Sasha Levin Subject: [PATCH 5.15 216/476] drm/framebuffer: Fix use of uninitialized variable Date: Wed, 21 Feb 2024 14:04:27 +0100 Message-ID: <20240221130015.886951666@linuxfoundation.org> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240221130007.738356493@linuxfoundation.org> References: <20240221130007.738356493@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ 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 07f5abc875e9..4fd018c8235c 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -570,7 +570,7 @@ 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