From: Jiasheng Jiang Date: Fri, 22 Nov 2024 20:46:03 +0000 (+0000) Subject: media: platform: stm32: Add check for clk_enable() X-Git-Tag: v6.15-rc1~174^2~11 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f883f34b6a46b1a09d44d7f94c3cd72fe0e8f93b;p=thirdparty%2Fkernel%2Flinux.git media: platform: stm32: Add check for clk_enable() 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 --- diff --git a/drivers/media/platform/st/stm32/dma2d/dma2d.c b/drivers/media/platform/st/stm32/dma2d/dma2d.c index b6c8400fb92da..48fa781aab06c 100644 --- a/drivers/media/platform/st/stm32/dma2d/dma2d.c +++ b/drivers/media/platform/st/stm32/dma2d/dma2d.c @@ -490,7 +490,8 @@ 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));