diff options
Diffstat (limited to 'drivers/media/radio/si470x/radio-si470x-common.c')
| -rw-r--r-- | drivers/media/radio/si470x/radio-si470x-common.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c index 9bb65e170d99..18989388ddc1 100644 --- a/drivers/media/radio/si470x/radio-si470x-common.c +++ b/drivers/media/radio/si470x/radio-si470x-common.c @@ -296,7 +296,7 @@ int si470x_set_freq(struct si470x_device *radio, unsigned int freq) * si470x_set_seek - set seek */ static int si470x_set_seek(struct si470x_device *radio, - struct v4l2_hw_freq_seek *seek) + const struct v4l2_hw_freq_seek *seek) { int band, retval; unsigned int freq; @@ -701,13 +701,16 @@ static int si470x_vidioc_s_frequency(struct file *file, void *priv, * si470x_vidioc_s_hw_freq_seek - set hardware frequency seek */ static int si470x_vidioc_s_hw_freq_seek(struct file *file, void *priv, - struct v4l2_hw_freq_seek *seek) + const struct v4l2_hw_freq_seek *seek) { struct si470x_device *radio = video_drvdata(file); if (seek->tuner != 0) return -EINVAL; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + return si470x_set_seek(radio, seek); } |