V4L/DVB (5910): ivtv-fb: improve debug message

Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/ivtv/ivtv-fb.c

@@ -439,7 +439,7 @@ static int ivtvfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long ar
 		}
 
 		default:
-			IVTV_FB_ERR("Unknown IOCTL %d\n", cmd);
+			IVTV_FB_DEBUG_INFO("Unknown ioctl %08x\n", cmd);
 			return -EINVAL;
 	}
 	return 0;