The error handling in the original code wasn't complete so static checkers complained about a potential NULL deference. Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> --- Compile tested only. I don't think there is anything else that needs to be done before returning, but it would be great if someone could look it over. diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c index a01cd11..7ad7b4f 100644 --- a/drivers/media/video/cx23885/cx23885-video.c +++ b/drivers/media/video/cx23885/cx23885-video.c @@ -1541,7 +1541,6 @@ static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, struct v4l2_control ctrl; struct videobuf_dvb_frontend *vfe; struct dvb_frontend *fe; - int err = 0; struct analog_parameters params = { .mode = V4L2_TUNER_ANALOG_TV, @@ -1563,8 +1562,10 @@ static int cx23885_set_freq_via_ops(struct cx23885_dev *dev, params.frequency, f->tuner, params.std); vfe = videobuf_dvb_get_frontend(&dev->ts2.frontends, 1); - if (!vfe) - err = -EINVAL; + if (!vfe) { + mutex_unlock(&dev->lock); + return -EINVAL; + } fe = vfe->dvb.frontend; -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html