diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c
index 40494dbdf519da721649ff66e368ad6e2a169125..18600d4e1b3fdd314a24289449dabef50c1ee917 100644
--- a/drivers/video/fbdev/au1200fb.c
+++ b/drivers/video/fbdev/au1200fb.c
@@ -1254,7 +1254,6 @@ static void set_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)
 			pdata->brightness = 30;
 		}
 		divider = (lcd->pwmdiv & 0x3FFFF) + 1;
-		hi1 = (lcd->pwmhi >> 16) + 1;
 		hi1 = (((pdata->brightness & 0xFF)+1) * divider >> 8);
 		lcd->pwmhi &= 0xFFFF;
 		lcd->pwmhi |= (hi1 << 16);