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 898CD28935F; Wed, 23 Apr 2025 15:08:46 +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=1745420926; cv=none; b=qO7dXv83OnJT1tE570q9zZWn75pXrjVkVlgRdrS9iWpZtFA4Mb+c3NqW8xI4Z/BLnDVLGMnAM0R0Fhz9NyciJdArWaDrguA8Jy50WLF899GthbvnMkzX2OI66nPoqF+FBMrfALAmQNN1Na9CrcyKqCGtEFglEP3aIv7ug2HATC0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745420926; c=relaxed/simple; bh=KdRxXK0DzrrIOtnxtd9iMr7an9xlNLmQDdOZtlHOmZo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=N6xEPP8ivYqLS+ny6Y6X5Aa6LQQfNc/FoUnYha+L1j0Gs4H1yU1mWNKrDF1YMRpeyCvknGpuPJaeDtuUgxLlG550TawiHx69Xyii7S9jtpc7w+yEYbbPUKvO4/vdr+jk/8Jjomy3VELz2ugdzZKPnbKAkLQC+JL2tOorIZNIz/g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=EW5Gj1mD; 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="EW5Gj1mD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1D931C4CEE2; Wed, 23 Apr 2025 15:08:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1745420926; bh=KdRxXK0DzrrIOtnxtd9iMr7an9xlNLmQDdOZtlHOmZo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EW5Gj1mDI3LBbC5LWVj3ShlzRnw2KwFWd33kEH+1nHqqmkMszyGrLKcP3hkFpozRM pVSqprcppGdmSzvaZ5HI+6EWnBqFWs/l4omdDj4VZi6mJimZBbkgjJ9EmHAtoaw2A7 Gt+oliOqAwAB4KSQp2H7WcJfOq+yrJH/qSFSGZQY= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiasheng Jiang , Hans Verkuil Subject: [PATCH 6.1 093/291] media: platform: stm32: Add check for clk_enable() Date: Wed, 23 Apr 2025 16:41:22 +0200 Message-ID: <20250423142628.156048296@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250423142624.409452181@linuxfoundation.org> References: <20250423142624.409452181@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 6.1-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));