V4L/DVB (3485): BUG_ON() Conversion in drivers/video/media

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/bttv-risc.c b/drivers/media/video/bttv-risc.c
index 5c74611..344f84e 100644
--- a/drivers/media/video/bttv-risc.c
+++ b/drivers/media/video/bttv-risc.c
@@ -511,8 +511,7 @@
 void
 bttv_dma_free(struct bttv *btv, struct bttv_buffer *buf)
 {
-	if (in_interrupt())
-		BUG();
+	BUG_ON(in_interrupt());
 	videobuf_waiton(&buf->vb,0,0);
 	videobuf_dma_pci_unmap(btv->c.pci, &buf->vb.dma);
 	videobuf_dma_free(&buf->vb.dma);