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 865CA284692; Wed, 23 Apr 2025 15:13:45 +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=1745421225; cv=none; b=FxDtynv8Zj+K1eGxk+PEqp8qIMIvTsEl2Fxv8Wv4AtWksSgEw8jlO4LPLb3aLv/twn256ZE3vAiVvpmFdH+YuQekm3+odaWfddSvZ3Ndg+G57KlzgtnQGgA4EulkX+NNNDmJGjf4LaVQXr+ThQZRvabFzKaX415TNZRt6AfEGhY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745421225; c=relaxed/simple; bh=imQYqYu3jr5A8TbwHLJTQE4D9oAundoEQSpt5YIeY94=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Y5Yko7alUZQf3N+Lhdzl8ioz0dbQLa+QSIt1PI08vpaAGYltdyhH5sIKViIPB4I+UJRiayHzYWl7AyZ8a5DZHGnBFxiyBaJ1xSZGQHkRijg4rxeV+Sioxdc8VNxpiBUEgSBZT+UVVmHVAp70MRN6VFwPi6nlzJynbnftOMHu7S8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Arx3bqTt; 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="Arx3bqTt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 19BFDC4CEE2; Wed, 23 Apr 2025 15:13:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1745421225; bh=imQYqYu3jr5A8TbwHLJTQE4D9oAundoEQSpt5YIeY94=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Arx3bqTtT8YejrMI3s4mcrEjpiYFpdldIA1b+dK2lUvsNfMGOfh9+pgD/VCbok+yU C5gp8TD9mk8SyumlG92TbBQ4nY0JwM1Xx51gGI0S4nMPIpvOGQ3dITdvdp7RdrhMgS 20oZKjUzd8BsdHdD4Yzsnst3kfYNR0D1mi+95pQg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiasheng Jiang , Hans Verkuil Subject: [PATCH 6.6 138/393] media: platform: stm32: Add check for clk_enable() Date: Wed, 23 Apr 2025 16:40:34 +0200 Message-ID: <20250423142649.076862001@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250423142643.246005366@linuxfoundation.org> References: <20250423142643.246005366@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 6.6-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));