[media] media: rc: nuvoton-cir: make nvt_hw_detect void

nvt_hw_detect always returns 0, therefore make it return void.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/rc/nuvoton-cir.c

@@ -250,7 +250,7 @@ static inline const char *nvt_find_chip(struct nvt_dev *nvt, int id)
 
 
 /* detect hardware features */
-static int nvt_hw_detect(struct nvt_dev *nvt)
+static void nvt_hw_detect(struct nvt_dev *nvt)
 {
 	const char *chip_name;
 	int chip_id;
@@ -281,8 +281,6 @@ static int nvt_hw_detect(struct nvt_dev *nvt)
 			chip_name, nvt->chip_major, nvt->chip_minor);
 
 	nvt_efm_disable(nvt);
-
-	return 0;
 }
 
 static void nvt_cir_ldev_init(struct nvt_dev *nvt)
@@ -1024,9 +1022,7 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
 
 	init_waitqueue_head(&nvt->tx.queue);
 
-	ret = nvt_hw_detect(nvt);
-	if (ret)
-		goto exit_free_dev_rdev;
+	nvt_hw_detect(nvt);
 
 	/* Initialize CIR & CIR Wake Logical Devices */
 	nvt_efm_enable(nvt);