diff --git a/[refs] b/[refs]
index b39a39feea58..1b51f8afa703 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4e4b7952cd34af4dd78e012265d4bc858db6adf3
+refs/heads/master: 0a793b77f786022bd0fef1a18142c1b9be9e421d
diff --git a/trunk/drivers/video/fbmon.c b/trunk/drivers/video/fbmon.c
index 6cd1976548d4..c2718bb94949 100644
--- a/trunk/drivers/video/fbmon.c
+++ b/trunk/drivers/video/fbmon.c
@@ -1241,6 +1241,8 @@ int fb_validate_mode(const struct fb_var_screeninfo *var, struct fb_info *info)
 		vtotal *= 2;
 
 	hfreq = pixclock/htotal;
+	hfreq = (hfreq + 500) / 1000 * 1000;
+
 	vfreq = hfreq/vtotal;
 
 	return (vfreq < vfmin || vfreq > vfmax ||