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path: root/drivers/media/radio/si470x
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-rw-r--r--drivers/media/radio/si470x/radio-si470x-common.c2
-rw-r--r--drivers/media/radio/si470x/radio-si470x-usb.c8
2 files changed, 6 insertions, 4 deletions
diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c
index 4da0f150c6e..47075fc71f1 100644
--- a/drivers/media/radio/si470x/radio-si470x-common.c
+++ b/drivers/media/radio/si470x/radio-si470x-common.c
@@ -724,7 +724,7 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
tuner->audmode = V4L2_TUNER_MODE_MONO;
/* min is worst, max is best; signal:0..0xffff; rssi: 0..0xff */
- /* measured in units of db쨉V in 1 db increments (max at ~75 db쨉V) */
+ /* measured in units of dbµV in 1 db increments (max at ~75 dbµV) */
tuner->signal = (radio->registers[STATUSRSSI] & STATUSRSSI_RSSI);
/* the ideal factor is 0xffff/75 = 873,8 */
tuner->signal = (tuner->signal * 873) + (8 * tuner->signal / 10);
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c
index a96e1b9dd64..6f60841828d 100644
--- a/drivers/media/radio/si470x/radio-si470x-usb.c
+++ b/drivers/media/radio/si470x/radio-si470x-usb.c
@@ -590,8 +590,9 @@ int si470x_fops_release(struct file *file)
video_unregister_device(radio->videodev);
kfree(radio->int_in_buffer);
kfree(radio->buffer);
+ mutex_unlock(&radio->disconnect_lock);
kfree(radio);
- goto unlock;
+ goto done;
}
/* cancel read processes */
@@ -601,7 +602,6 @@ int si470x_fops_release(struct file *file)
retval = si470x_stop(radio);
usb_autopm_put_interface(radio->intf);
}
-unlock:
mutex_unlock(&radio->disconnect_lock);
done:
return retval;
@@ -842,9 +842,11 @@ static void si470x_usb_driver_disconnect(struct usb_interface *intf)
kfree(radio->int_in_buffer);
video_unregister_device(radio->videodev);
kfree(radio->buffer);
+ mutex_unlock(&radio->disconnect_lock);
kfree(radio);
+ } else {
+ mutex_unlock(&radio->disconnect_lock);
}
- mutex_unlock(&radio->disconnect_lock);
}