media_build/backports/v6.0_testdrv.patch

diff --git a/drivers/media/test-drivers/vidtv/vidtv_demod.c b/drivers/media/test-drivers/vidtv/vidtv_demod.c
index b878db798686..ddd690420ce0 100644
--- a/drivers/media/test-drivers/vidtv/vidtv_demod.c
+++ b/drivers/media/test-drivers/vidtv/vidtv_demod.c
@@ -188,11 +188,11 @@ static void vidtv_demod_update_stats(struct dvb_frontend *fe)
 	 * Also, usually, signal strength is a negative number in dBm.
 	 */
 	c->strength.stat[0].svalue = state->tuner_cnr;
-	c->strength.stat[0].svalue -= get_random_u32_below(state->tuner_cnr / 50);
+	c->strength.stat[0].svalue -= prandom_u32_max(state->tuner_cnr / 50);
 	c->strength.stat[0].svalue -= 68000; /* Adjust to a better range */
 
 	c->cnr.stat[0].svalue = state->tuner_cnr;
-	c->cnr.stat[0].svalue -= get_random_u32_below(state->tuner_cnr / 50);
+	c->cnr.stat[0].svalue -= prandom_u32_max(state->tuner_cnr / 50);
 }
 
 static int vidtv_demod_read_status(struct dvb_frontend *fe,
@@ -213,11 +213,11 @@ static int vidtv_demod_read_status(struct dvb_frontend *fe,
 
 		if (snr < cnr2qual->cnr_ok) {
 			/* eventually lose the TS lock */
-			if (get_random_u32_below(100) < config->drop_tslock_prob_on_low_snr)
+			if (prandom_u32_max(100) < config->drop_tslock_prob_on_low_snr)
 				state->status = 0;
 		} else {
 			/* recover if the signal improves */
-			if (get_random_u32_below(100) <
+			if (prandom_u32_max(100) <
 			    config->recover_tslock_prob_on_good_snr)
 				state->status = FE_HAS_SIGNAL  |
 						FE_HAS_CARRIER |
@@ -437,11 +437,12 @@ static int vidtv_demod_i2c_probe(struct i2c_client *client)
 	return 0;
 }
 
-static void vidtv_demod_i2c_remove(struct i2c_client *client)
+static int vidtv_demod_i2c_remove(struct i2c_client *client)
 {
 	struct vidtv_demod_state *state = i2c_get_clientdata(client);
 
 	kfree(state);
+	return 0;
 }
 
 static struct i2c_driver vidtv_demod_i2c_driver = {
diff --git a/drivers/media/test-drivers/vidtv/vidtv_tuner.c b/drivers/media/test-drivers/vidtv/vidtv_tuner.c
index 55a4387f3854..3be74d01e182 100644
--- a/drivers/media/test-drivers/vidtv/vidtv_tuner.c
+++ b/drivers/media/test-drivers/vidtv/vidtv_tuner.c
@@ -413,11 +413,12 @@ static int vidtv_tuner_i2c_probe(struct i2c_client *client)
 	return 0;
 }
 
-static void vidtv_tuner_i2c_remove(struct i2c_client *client)
+static int vidtv_tuner_i2c_remove(struct i2c_client *client)
 {
 	struct vidtv_tuner_dev *tuner_dev = i2c_get_clientdata(client);
 
 	kfree(tuner_dev);
+	return 0;
 }
 
 static struct i2c_driver vidtv_tuner_i2c_driver = {
diff --git a/drivers/media/test-drivers/vivid/vivid-kthread-cap.c b/drivers/media/test-drivers/vivid/vivid-kthread-cap.c
index ee65d20314d3..690daada7db4 100644
--- a/drivers/media/test-drivers/vivid/vivid-kthread-cap.c
+++ b/drivers/media/test-drivers/vivid/vivid-kthread-cap.c
@@ -693,7 +693,7 @@ static noinline_for_stack void vivid_thread_vid_cap_tick(struct vivid_dev *dev,
 
 	/* Drop a certain percentage of buffers. */
 	if (dev->perc_dropped_buffers &&
-	    get_random_u32_below(100) < dev->perc_dropped_buffers)
+	    prandom_u32_max(100) < dev->perc_dropped_buffers)
 		goto update_mv;
 
 	spin_lock(&dev->slock);
diff --git a/drivers/media/test-drivers/vivid/vivid-kthread-out.c b/drivers/media/test-drivers/vivid/vivid-kthread-out.c
index fac6208b51da..0833e021bb11 100644
--- a/drivers/media/test-drivers/vivid/vivid-kthread-out.c
+++ b/drivers/media/test-drivers/vivid/vivid-kthread-out.c
@@ -51,7 +51,7 @@ static void vivid_thread_vid_out_tick(struct vivid_dev *dev)
 
 	/* Drop a certain percentage of buffers. */
 	if (dev->perc_dropped_buffers &&
-	    get_random_u32_below(100) < dev->perc_dropped_buffers)
+	    prandom_u32_max(100) < dev->perc_dropped_buffers)
 		return;
 
 	spin_lock(&dev->slock);
diff --git a/drivers/media/test-drivers/vivid/vivid-radio-rx.c b/drivers/media/test-drivers/vivid/vivid-radio-rx.c
index 79c1723bd84c..232cab508f48 100644
--- a/drivers/media/test-drivers/vivid/vivid-radio-rx.c
+++ b/drivers/media/test-drivers/vivid/vivid-radio-rx.c
@@ -94,8 +94,8 @@ ssize_t vivid_radio_rx_read(struct file *file, char __user *buf,
 
 		if (data_blk == 0 && dev->radio_rds_loop)
 			vivid_radio_rds_init(dev);
-		if (perc && get_random_u32_below(100) < perc) {
-			switch (get_random_u32_below(4)) {
+		if (perc && prandom_u32_max(100) < perc) {
+			switch (prandom_u32_max(4)) {
 			case 0:
 				rds.block |= V4L2_RDS_BLOCK_CORRECTED;
 				break;
@@ -104,8 +104,8 @@ ssize_t vivid_radio_rx_read(struct file *file, char __user *buf,
 				break;
 			case 2:
 				rds.block |= V4L2_RDS_BLOCK_ERROR;
-				rds.lsb = get_random_u8();
-				rds.msb = get_random_u8();
+				rds.lsb = prandom_u32_max(256);
+				rds.msb = prandom_u32_max(256);
 				break;
 			case 3: /* Skip block altogether */
 				if (i)
diff --git a/drivers/media/test-drivers/vivid/vivid-sdr-cap.c b/drivers/media/test-drivers/vivid/vivid-sdr-cap.c
index a81f26b76988..0ae5628b86c9 100644
--- a/drivers/media/test-drivers/vivid/vivid-sdr-cap.c
+++ b/drivers/media/test-drivers/vivid/vivid-sdr-cap.c
@@ -90,7 +90,7 @@ static void vivid_thread_sdr_cap_tick(struct vivid_dev *dev)
 
 	/* Drop a certain percentage of buffers. */
 	if (dev->perc_dropped_buffers &&
-	    get_random_u32_below(100) < dev->perc_dropped_buffers)
+	    prandom_u32_max(100) < dev->perc_dropped_buffers)
 		return;
 
 	spin_lock(&dev->slock);
diff --git a/drivers/media/test-drivers/vivid/vivid-touch-cap.c b/drivers/media/test-drivers/vivid/vivid-touch-cap.c
index c7f6e23df51e..6cc32eb54f9d 100644
--- a/drivers/media/test-drivers/vivid/vivid-touch-cap.c
+++ b/drivers/media/test-drivers/vivid/vivid-touch-cap.c
@@ -221,7 +221,7 @@ static void vivid_fill_buff_noise(__s16 *tch_buf, int size)
 
 static inline int get_random_pressure(void)
 {
-	return get_random_u32_below(VIVID_PRESSURE_LIMIT);
+	return prandom_u32_max(VIVID_PRESSURE_LIMIT);
 }
 
 static void vivid_tch_buf_set(struct v4l2_pix_format *f,