--- zzzz-none-000/linux-3.10.107/sound/drivers/ml403-ac97cr.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/sound/drivers/ml403-ac97cr.c	2021-02-04 17:41:59.000000000 +0000
@@ -1094,8 +1094,7 @@
 	if (ml403_ac97cr->capture_irq >= 0)
 		free_irq(ml403_ac97cr->capture_irq, ml403_ac97cr);
 	/* give back "port" */
-	if (ml403_ac97cr->port != NULL)
-		iounmap(ml403_ac97cr->port);
+	iounmap(ml403_ac97cr->port);
 	kfree(ml403_ac97cr);
 	PDEBUG(INIT_INFO, "free(): (done)\n");
 	return 0;
@@ -1238,14 +1237,11 @@
 }
 
 static int
-snd_ml403_ac97cr_pcm(struct snd_ml403_ac97cr *ml403_ac97cr, int device,
-		     struct snd_pcm **rpcm)
+snd_ml403_ac97cr_pcm(struct snd_ml403_ac97cr *ml403_ac97cr, int device)
 {
 	struct snd_pcm *pcm;
 	int err;
 
-	if (rpcm)
-		*rpcm = NULL;
 	err = snd_pcm_new(ml403_ac97cr->card, "ML403AC97CR/1", device, 1, 1,
 			  &pcm);
 	if (err < 0)
@@ -1263,8 +1259,6 @@
 					  snd_dma_continuous_data(GFP_KERNEL),
 					  64 * 1024,
 					  128 * 1024);
-	if (rpcm)
-		*rpcm = pcm;
 	return 0;
 }
 
@@ -1280,7 +1274,8 @@
 	if (!enable[dev])
 		return -ENOENT;
 
-	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
+	err = snd_card_new(&pfdev->dev, index[dev], id[dev], THIS_MODULE,
+			   0, &card);
 	if (err < 0)
 		return err;
 	err = snd_ml403_ac97cr_create(card, pfdev, &ml403_ac97cr);
@@ -1297,7 +1292,7 @@
 		return err;
 	}
 	PDEBUG(INIT_INFO, "probe(): mixer done\n");
-	err = snd_ml403_ac97cr_pcm(ml403_ac97cr, 0, NULL);
+	err = snd_ml403_ac97cr_pcm(ml403_ac97cr, 0);
 	if (err < 0) {
 		snd_card_free(card);
 		return err;
@@ -1310,8 +1305,6 @@
 		(unsigned long)ml403_ac97cr->port, ml403_ac97cr->irq,
 		ml403_ac97cr->capture_irq, dev + 1);
 
-	snd_card_set_dev(card, &pfdev->dev);
-
 	err = snd_card_register(card);
 	if (err < 0) {
 		snd_card_free(card);
@@ -1325,7 +1318,6 @@
 static int snd_ml403_ac97cr_remove(struct platform_device *pfdev)
 {
 	snd_card_free(platform_get_drvdata(pfdev));
-	platform_set_drvdata(pfdev, NULL);
 	return 0;
 }
 
@@ -1337,7 +1329,6 @@
 	.remove = snd_ml403_ac97cr_remove,
 	.driver = {
 		.name = SND_ML403_AC97CR_DRIVER,
-		.owner = THIS_MODULE,
 	},
 };