V4L/DVB (10379): gspca - main: Use usb_make_path() for VIDIOC_QUERYCAP.

Signed-off-by: NThierry MERLE <thierry.merle@free.fr>
Signed-off-by: NJean-Francois Moine <moinejf@free.fr>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/gspca.c

@@ -961,8 +961,7 @@ static int vidioc_querycap(struct file *file, void  *priv,
 			le16_to_cpu(gspca_dev->dev->descriptor.idVendor),
 			le16_to_cpu(gspca_dev->dev->descriptor.idProduct));
 	}
-	strncpy(cap->bus_info, gspca_dev->dev->bus->bus_name,
-		sizeof cap->bus_info);
+	usb_make_path(gspca_dev->dev, cap->bus_info, sizeof(cap->bus_info));
 	cap->version = DRIVER_VERSION_NUMBER;
 	cap->capabilities = V4L2_CAP_VIDEO_CAPTURE
 			  | V4L2_CAP_STREAMING