diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c index 720bf0da599cece60a2d36e80b7c393efb36a45b..9c5a267b60b46f80f35a0326771cffa3666a12c9 100644 --- a/drivers/media/radio/radio-mr800.c +++ b/drivers/media/radio/radio-mr800.c @@ -360,6 +360,9 @@ static int vidioc_s_hw_freq_seek(struct file *file, void *priv, if (seek->tuner != 0 || !seek->wrap_around) return -EINVAL; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + retval = amradio_send_cmd(radio, AMRADIO_SET_SEARCH_LVL, 0, buf, 8, false); if (retval) diff --git a/drivers/media/radio/radio-tea5777.c b/drivers/media/radio/radio-tea5777.c index c1a2ea6e87a3fd48270b3ffc8a9145fd22a4e303..4b5190d4fea5d701b06853bedb5b89408742fb3c 100644 --- a/drivers/media/radio/radio-tea5777.c +++ b/drivers/media/radio/radio-tea5777.c @@ -397,6 +397,9 @@ static int vidioc_s_hw_freq_seek(struct file *file, void *fh, if (a->tuner || a->wrap_around) return -EINVAL; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (rangelow || rangehigh) { for (i = 0; i < ARRAY_SIZE(bands); i++) { if (i == BAND_AM && !tea->has_am) diff --git a/drivers/media/radio/radio-wl1273.c b/drivers/media/radio/radio-wl1273.c index b53ecbc67f172b18205737036d3248d654f0a36d..9b0c9fa0beb80307ac0a4b95785a2aaaa50fb0f3 100644 --- a/drivers/media/radio/radio-wl1273.c +++ b/drivers/media/radio/radio-wl1273.c @@ -1693,6 +1693,9 @@ static int wl1273_fm_vidioc_s_hw_freq_seek(struct file *file, void *priv, if (seek->tuner != 0 || seek->type != V4L2_TUNER_RADIO) return -EINVAL; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (mutex_lock_interruptible(&core->lock)) return -EINTR; diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c index 74a5c901471fb07e9355aa3371f0fd5389c372a0..18989388ddc14d32f3134f650615c33e43bb55bb 100644 --- a/drivers/media/radio/si470x/radio-si470x-common.c +++ b/drivers/media/radio/si470x/radio-si470x-common.c @@ -708,6 +708,9 @@ static int si470x_vidioc_s_hw_freq_seek(struct file *file, void *priv, if (seek->tuner != 0) return -EINVAL; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + return si470x_set_seek(radio, seek); } diff --git a/drivers/media/radio/wl128x/fmdrv_v4l2.c b/drivers/media/radio/wl128x/fmdrv_v4l2.c index 8a672a31a65629a43f9aa4aebac65237af2b83db..048de45360360251095639d1422f9931853d3fba 100644 --- a/drivers/media/radio/wl128x/fmdrv_v4l2.c +++ b/drivers/media/radio/wl128x/fmdrv_v4l2.c @@ -408,6 +408,9 @@ static int fm_v4l2_vidioc_s_hw_freq_seek(struct file *file, void *priv, struct fmdev *fmdev = video_drvdata(file); int ret; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (fmdev->curr_fmmode != FM_MODE_RX) { ret = fmc_set_mode(fmdev, FM_MODE_RX); if (ret != 0) { diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c index 4a8fad674f02904dd30e943af1a5ab594cdaca19..3c6c1e3226f365c82c45cc1f98065520d24bfbb7 100644 --- a/sound/i2c/other/tea575x-tuner.c +++ b/sound/i2c/other/tea575x-tuner.c @@ -368,6 +368,9 @@ static int vidioc_s_hw_freq_seek(struct file *file, void *fh, if (a->tuner || a->wrap_around) return -EINVAL; + if (file->f_flags & O_NONBLOCK) + return -EWOULDBLOCK; + if (a->rangelow || a->rangehigh) { for (i = 0; i < ARRAY_SIZE(bands); i++) { if ((i == BAND_FM && tea->tea5759) ||