xf86-video-intel: src/sna/sna_display.c
Chris Wilson
ickle at kemper.freedesktop.org
Thu Dec 27 02:01:03 PST 2012
src/sna/sna_display.c | 3 +++
1 file changed, 3 insertions(+)
New commits:
commit dd5b653aa2c5fe2e062533db35c83a40c1952ea6
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Thu Dec 27 09:54:35 2012 +0000
sna: Do not try and set a 0x0 mode
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index 0736cfa..48b53a7 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -1223,6 +1223,9 @@ sna_crtc_set_mode_major(xf86CrtcPtr crtc, DisplayModePtr mode,
struct drm_mode_modeinfo saved_kmode;
bool saved_transform;
+ if (mode->HDisplay == 0 || mode->VDisplay == 0)
+ return FALSE;
+
xf86DrvMsg(crtc->scrn->scrnIndex, X_INFO,
"switch to mode %dx%d on crtc %d (pipe %d)\n",
mode->HDisplay, mode->VDisplay,
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