From: jsg <jsg@openbsd.org>
Date: Wed, 27 Mar 2024 04:32:19 +0000 (+0000)
Subject: drm: Don't treat 0 as -1 in drm_fixp2int_ceil
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=c1948f897d3ac5d99a6ece0e80dba45c27fc671d;p=openbsd

drm: Don't treat 0 as -1 in drm_fixp2int_ceil

From Harry Wentland
bac3d37d2f7cab3d9c42a7c9775c84aee4fa89d9 in linux-6.6.y/6.6.23
cf8837d7204481026335461629b84ac7f4538fa5 in mainline linux
---

diff --git a/sys/dev/pci/drm/include/drm/drm_fixed.h b/sys/dev/pci/drm/include/drm/drm_fixed.h
index 6ea339d5de0..0c9f917a4d4 100644
--- a/sys/dev/pci/drm/include/drm/drm_fixed.h
+++ b/sys/dev/pci/drm/include/drm/drm_fixed.h
@@ -95,7 +95,7 @@ static inline int drm_fixp2int_round(s64 a)
 
 static inline int drm_fixp2int_ceil(s64 a)
 {
-	if (a > 0)
+	if (a >= 0)
 		return drm_fixp2int(a + DRM_FIXED_ALMOST_ONE);
 	else
 		return drm_fixp2int(a - DRM_FIXED_ALMOST_ONE);