V4L/DVB (5378): Add missing IVTV_FB_WARN #define

This is needed for ivtv-fb.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/ivtv/ivtv-driver.h

@@ -312,6 +312,7 @@ extern const u32 yuv_offset[4];
 #define IVTV_WARN(fmt, args...)     printk(KERN_WARNING "ivtv%d: " fmt, itv->num , ## args)
 #define IVTV_INFO(fmt, args...)     printk(KERN_INFO "ivtv%d: " fmt, itv->num , ## args)
 #define IVTV_FB_ERR(fmt, args...)   printk(KERN_ERR  "ivtv%d-fb: " fmt, itv->num , ## args)
+#define IVTV_FB_WARN(fmt, args...)  printk(KERN_WARNING  "ivtv%d-fb: " fmt, itv->num , ## args)
 #define IVTV_FB_INFO(fmt, args...)  printk(KERN_INFO "ivtv%d-fb: " fmt, itv->num , ## args)
 
 /* Values for IVTV_API_DEC_PLAYBACK_SPEED mpeg_frame_type_mask parameter: */