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authorjsg <jsg@openbsd.org>2020-05-11 04:38:08 +0000
committerjsg <jsg@openbsd.org>2020-05-11 04:38:08 +0000
commitccced5948b28668ed644686026b2418384bf5ba1 (patch)
tree05ae36c077f9bc9a48f851c01f0a477f54ea211d
parentclarify role of FIDO tokens in multi-factor authentictation; (diff)
downloadwireguard-openbsd-ccced5948b28668ed644686026b2418384bf5ba1.tar.xz
wireguard-openbsd-ccced5948b28668ed644686026b2418384bf5ba1.zip
drm/edid: Fix off-by-one in DispID DTD pixel clock
From Ville Syrjala 85b1efa12a7fa209e0e3e254d6ea466c8ec3d083 in linux 4.19.y/4.19.121 6292b8efe32e6be408af364132f09572aed14382 in mainline linux
-rw-r--r--sys/dev/pci/drm/drm_edid.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/drm_edid.c b/sys/dev/pci/drm/drm_edid.c
index ebd1792ffcd..f34e2e94f7e 100644
--- a/sys/dev/pci/drm/drm_edid.c
+++ b/sys/dev/pci/drm/drm_edid.c
@@ -4712,7 +4712,7 @@ static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *d
struct drm_display_mode *mode;
unsigned pixel_clock = (timings->pixel_clock[0] |
(timings->pixel_clock[1] << 8) |
- (timings->pixel_clock[2] << 16));
+ (timings->pixel_clock[2] << 16)) + 1;
unsigned hactive = (timings->hactive[0] | timings->hactive[1] << 8) + 1;
unsigned hblank = (timings->hblank[0] | timings->hblank[1] << 8) + 1;
unsigned hsync = (timings->hsync[0] | (timings->hsync[1] & 0x7f) << 8) + 1;