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 C067024BBFD; Thu, 17 Apr 2025 18:48:28 +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=1744915708; cv=none; b=avO+SLC9lBHgw8IZ5zQbx/9Mssaeta9GKil63FVhUnsBf9qK3YrfG2PwXkhGa57rVICCabMKabmjEBm2Ee/VJQaqO+DQzntVOstcDblDbi/iHh7tX7KBy/HDtoPP0juwAwJTkFzbkX1jyZN4SpqihNI6ft1rZr6z1EFOypV77Ko= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744915708; c=relaxed/simple; bh=oC1w8Jv94xhb7KQOsw9Ah998e+tockJpYr3HUmLYbW4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tqb10xP9Li+A9kQUaHV128ggd2py3iJ21ME94hWd/I6ltT85GL+A8SNVQDegLA11NeemBiz1Jp+6LR68WwFNqpYUwrQIk4dvJ8vvbadJYg0YgOjAOa9xnKOd/fXbs53JEftt2AVkEQRG09erJw0HBJZLQ++3rWtiWbrykJYlWRE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=KJspsS+V; 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="KJspsS+V" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2E83CC4CEE4; Thu, 17 Apr 2025 18:48:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1744915708; bh=oC1w8Jv94xhb7KQOsw9Ah998e+tockJpYr3HUmLYbW4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KJspsS+VxuB8uLJpBy46rx1J00DCF7tWw5sCHIv2WN7RRZW+EcWR/oKsZeAfgiD3s T5xMzKvHItsYb/LOCmELn1Gev5zIvOPWIK4lyTdU1/8l9Qoa5gJ42mLq2CwoO5maVb vxufQ0ty0vTRCIjli61WqbLJcANXTqoS0NZbiaNE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiasheng Jiang , Hans Verkuil Subject: [PATCH 6.12 214/393] media: platform: stm32: Add check for clk_enable() Date: Thu, 17 Apr 2025 19:50:23 +0200 Message-ID: <20250417175116.186417769@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250417175107.546547190@linuxfoundation.org> References: <20250417175107.546547190@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jiasheng Jiang commit f883f34b6a46b1a09d44d7f94c3cd72fe0e8f93b upstream. Add check for the return value of clk_enable() to gurantee the success. Fixes: 002e8f0d5927 ("media: stm32-dma2d: STM32 DMA2D driver") Cc: stable@vger.kernel.org Signed-off-by: Jiasheng Jiang Signed-off-by: Hans Verkuil Signed-off-by: Greg Kroah-Hartman --- drivers/media/platform/st/stm32/dma2d/dma2d.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/media/platform/st/stm32/dma2d/dma2d.c +++ b/drivers/media/platform/st/stm32/dma2d/dma2d.c @@ -492,7 +492,8 @@ static void device_run(void *prv) dst->sequence = frm_cap->sequence++; v4l2_m2m_buf_copy_metadata(src, dst, true); - clk_enable(dev->gate); + if (clk_enable(dev->gate)) + goto end; dma2d_config_fg(dev, frm_out, vb2_dma_contig_plane_dma_addr(&src->vb2_buf, 0));