[PATCH 04/11] media: sun6i-csi: add a missing return code
From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Date: 2021-06-16 12:28:52
Also in:
linux-media, linux-sunxi, lkml
Subsystem:
allwinner a31 csi driver, media input infrastructure (v4l/dvb), the rest · Maintainers:
Yong Deng, Paul Kocialkowski, Mauro Carvalho Chehab, Linus Torvalds
As pointed by smatch, there's a missing return code: drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c:485 sun6i_video_open() warn: missing error code 'ret' Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> --- drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c
index 3181d0781b61..07b2161392d2 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c@@ -481,8 +481,10 @@ static int sun6i_video_open(struct file *file) goto fh_release; /* check if already powered */ - if (!v4l2_fh_is_singular_file(file)) + if (!v4l2_fh_is_singular_file(file)) { + ret = -EBUSY; goto unlock; + } ret = sun6i_csi_set_power(video->csi, true); if (ret < 0)
--
2.31.1
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