viafb: simplify viafb_fill_crtc_timing

As the first argument is just part of the structure passed as the
second argument there is no need for it at all.

Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c
index b1f3647..c7ff5c0 100644
--- a/drivers/video/via/dvi.c
+++ b/drivers/video/via/dvi.c
@@ -190,12 +190,10 @@
 	if ((maxPixelClock != 0) && (desirePixelClock > maxPixelClock)) {
 		rb_mode = viafb_get_rb_mode(mode->crtc[0].crtc.hor_addr,
 			mode->crtc[0].crtc.ver_addr);
-		if (rb_mode) {
+		if (rb_mode)
 			mode = rb_mode;
-			pDviTiming = rb_mode->crtc;
-		}
 	}
-	viafb_fill_crtc_timing(pDviTiming, mode, mode_bpp / 8, set_iga);
+	viafb_fill_crtc_timing(mode, mode_bpp / 8, set_iga);
 }
 
 /* Sense DVI Connector */