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media: TDA1997x: fix tda1997x_query_dv_timings() return value

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[ Upstream commit 7dee1030871a48d4f3c5a74227a4b4188463479a ]

Correctly propagate the tda1997x_detect_std error value.

Signed-off-by: Krzysztof Hałasa <khalasa@piap.pl>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Krzysztof Hałasa
2021-07-26 12:46:28 +02:00
committed by Greg Kroah-Hartman
parent e3a2e20ed5
commit c159db240c
1 changed files with 3 additions and 2 deletions
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5
drivers/media/i2c/tda1997x.c
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@@ -1695,14 +1695,15 @@ static int tda1997x_query_dv_timings(struct v4l2_subdev *sd,
struct v4l2_dv_timings *timings) struct v4l2_dv_timings *timings)
{ {
struct tda1997x_state *state = to_state(sd); struct tda1997x_state *state = to_state(sd);
int ret;
v4l_dbg(1, debug, state->client, "%s\n", __func__); v4l_dbg(1, debug, state->client, "%s\n", __func__);
memset(timings, 0, sizeof(struct v4l2_dv_timings)); memset(timings, 0, sizeof(struct v4l2_dv_timings));
mutex_lock(&state->lock); mutex_lock(&state->lock);
tda1997x_detect_std(state, timings); ret = tda1997x_detect_std(state, timings);
mutex_unlock(&state->lock); mutex_unlock(&state->lock);
return 0; return ret;
} }
static const struct v4l2_subdev_video_ops tda1997x_video_ops = { static const struct v4l2_subdev_video_ops tda1997x_video_ops = {