V4L/DVB (7291): em28xx: correct use of and fix

be less silly while we're there.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 8630ee0..c1caaa8 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -267,7 +267,7 @@
 	for (i = 0; i < 10; i++) {
 		if ((ret = em28xx_read_reg(dev, AC97BUSY_REG)) < 0)
 			return ret;
-		if (!(((u8)ret) & 0x01))
+		if (!(ret & 0x01))
 			return 0;
 		msleep(5);
 	}