[media] radio-si470x-common.c: remove unnecessary kernel log spam

There is no need to report an error in the log, you are already returning
that error to userspace after all.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Tobias Lorenz <tobias.lorenz@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/radio/si470x/radio-si470x-common.c

@@ -327,7 +327,7 @@ static int si470x_set_seek(struct si470x_device *radio,
 		radio->registers[POWERCFG] &= ~POWERCFG_SEEKUP;
 	retval = si470x_set_register(radio, POWERCFG);
 	if (retval < 0)
-		goto done;
+		return retval;
 
 	/* currently I2C driver only uses interrupt way to seek */
 	if (radio->stci_enabled) {
@@ -355,20 +355,15 @@ static int si470x_set_seek(struct si470x_device *radio,
 	if (radio->registers[STATUSRSSI] & STATUSRSSI_SF)
 		dev_warn(&radio->videodev.dev,
 			"seek failed / band limit reached\n");
-	if (timed_out)
-		dev_warn(&radio->videodev.dev,
-			"seek timed out after %u ms\n", seek_timeout);
 
 stop:
 	/* stop seeking */
 	radio->registers[POWERCFG] &= ~POWERCFG_SEEK;
 	retval = si470x_set_register(radio, POWERCFG);
 
-done:
 	/* try again, if timed out */
-	if ((retval == 0) && timed_out)
-		retval = -EAGAIN;
-
+	if (retval == 0 && timed_out)
+		return -EAGAIN;
 	return retval;
 }
 
@@ -589,16 +584,14 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
 		struct v4l2_tuner *tuner)
 {
 	struct si470x_device *radio = video_drvdata(file);
-	int retval = 0;
+	int retval;
 
-	if (tuner->index != 0) {
-		retval = -EINVAL;
-		goto done;
-	}
+	if (tuner->index != 0)
+		return -EINVAL;
 
 	retval = si470x_get_register(radio, STATUSRSSI);
 	if (retval < 0)
-		goto done;
+		return retval;
 
 	/* driver constants */
 	strcpy(tuner->name, "FM");
@@ -653,10 +646,6 @@ static int si470x_vidioc_g_tuner(struct file *file, void *priv,
 	/* AFCRL does only indicate that freq. differs, not if too low/high */
 	tuner->afc = (radio->registers[STATUSRSSI] & STATUSRSSI_AFCRL) ? 1 : 0;
 
-done:
-	if (retval < 0)
-		dev_warn(&radio->videodev.dev,
-			"get tuner failed with %d\n", retval);
 	return retval;
 }
 
@@ -668,7 +657,6 @@ static int si470x_vidioc_s_tuner(struct file *file, void *priv,
 		struct v4l2_tuner *tuner)
 {
 	struct si470x_device *radio = video_drvdata(file);
-	int retval = 0;
 
 	if (tuner->index != 0)
 		return -EINVAL;
@@ -684,12 +672,7 @@ static int si470x_vidioc_s_tuner(struct file *file, void *priv,
 		break;
 	}
 
-	retval = si470x_set_register(radio, POWERCFG);
-
-	if (retval < 0)
-		dev_warn(&radio->videodev.dev,
-			"set tuner failed with %d\n", retval);
-	return retval;
+	return si470x_set_register(radio, POWERCFG);
 }
 
 
@@ -700,21 +683,12 @@ static int si470x_vidioc_g_frequency(struct file *file, void *priv,
 		struct v4l2_frequency *freq)
 {
 	struct si470x_device *radio = video_drvdata(file);
-	int retval = 0;
 
-	if (freq->tuner != 0) {
-		retval = -EINVAL;
-		goto done;
-	}
+	if (freq->tuner != 0)
+		return -EINVAL;
 
 	freq->type = V4L2_TUNER_RADIO;
-	retval = si470x_get_freq(radio, &freq->frequency);
-
-done:
-	if (retval < 0)
-		dev_warn(&radio->videodev.dev,
-			"get frequency failed with %d\n", retval);
-	return retval;
+	return si470x_get_freq(radio, &freq->frequency);
 }
 
 
@@ -725,20 +699,11 @@ static int si470x_vidioc_s_frequency(struct file *file, void *priv,
 		struct v4l2_frequency *freq)
 {
 	struct si470x_device *radio = video_drvdata(file);
-	int retval = 0;
-
-	if (freq->tuner != 0) {
-		retval = -EINVAL;
-		goto done;
-	}
 
-	retval = si470x_set_freq(radio, freq->frequency);
+	if (freq->tuner != 0)
+		return -EINVAL;
 
-done:
-	if (retval < 0)
-		dev_warn(&radio->videodev.dev,
-			"set frequency failed with %d\n", retval);
-	return retval;
+	return si470x_set_freq(radio, freq->frequency);
 }
 
 
@@ -749,20 +714,11 @@ static int si470x_vidioc_s_hw_freq_seek(struct file *file, void *priv,
 		struct v4l2_hw_freq_seek *seek)
 {
 	struct si470x_device *radio = video_drvdata(file);
-	int retval = 0;
-
-	if (seek->tuner != 0) {
-		retval = -EINVAL;
-		goto done;
-	}
 
-	retval = si470x_set_seek(radio, seek->wrap_around, seek->seek_upward);
+	if (seek->tuner != 0)
+		return -EINVAL;
 
-done:
-	if (retval < 0)
-		dev_warn(&radio->videodev.dev,
-			"set hardware frequency seek failed with %d\n", retval);
-	return retval;
+	return si470x_set_seek(radio, seek->wrap_around, seek->seek_upward);
 }
 
 const struct v4l2_ctrl_ops si470x_ctrl_ops = {