typo fixes: bandwith -> bandwidth

Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/media/common/saa7146_hlp.c b/drivers/media/common/saa7146_hlp.c
index 2092e6c..d290572 100644
--- a/drivers/media/common/saa7146_hlp.c
+++ b/drivers/media/common/saa7146_hlp.c
@@ -158,7 +158,7 @@
 	}
 
 	/* the horizontal scaling increment controls the UV filter
-	   to reduce the bandwith to improve the display quality,
+	   to reduce the bandwidth to improve the display quality,
 	   so set it ... */
 	if ( xsci == 0x400)
 		pfuv = 0x00;