V4L/DVB (10307): em28xx: use usb_make_path to report bus info

usb_make_path reports canonical bus info. Use it when reporting bus info
in VIDIOC_QUERYCAP.

Signed-off-by: Thierry MERLE <thierry.merle@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/em28xx/em28xx-video.c

@@ -1350,7 +1350,7 @@ static int vidioc_querycap(struct file *file, void  *priv,
 
 	strlcpy(cap->driver, "em28xx", sizeof(cap->driver));
 	strlcpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card));
-	strlcpy(cap->bus_info, dev_name(&dev->udev->dev), sizeof(cap->bus_info));
+	usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
 
 	cap->version = EM28XX_VERSION_CODE;
 
@@ -1501,7 +1501,7 @@ static int radio_querycap(struct file *file, void  *priv,
 
 	strlcpy(cap->driver, "em28xx", sizeof(cap->driver));
 	strlcpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card));
-	strlcpy(cap->bus_info, dev_name(&dev->udev->dev), sizeof(cap->bus_info));
+	usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
 
 	cap->version = EM28XX_VERSION_CODE;
 	cap->capabilities = V4L2_CAP_TUNER;