diff options
Diffstat (limited to 'drivers/media/i2c/ov9734.c')
| -rw-r--r-- | drivers/media/i2c/ov9734.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/i2c/ov9734.c b/drivers/media/i2c/ov9734.c index 4b9a2e9288e7..e212465489e8 100644 --- a/drivers/media/i2c/ov9734.c +++ b/drivers/media/i2c/ov9734.c @@ -637,10 +637,12 @@ static int ov9734_set_stream(struct v4l2_subdev *sd, int enable) struct i2c_client *client = v4l2_get_subdevdata(sd); int ret = 0; - if (ov9734->streaming == enable) + mutex_lock(&ov9734->mutex); + if (ov9734->streaming == enable) { + mutex_unlock(&ov9734->mutex); return 0; + } - mutex_lock(&ov9734->mutex); if (enable) { ret = pm_runtime_get_sync(&client->dev); if (ret < 0) { |