diff options
| author | Michel Dänzer <michel@tungstengraphics.com> | 2007-03-09 23:49:46 +0100 |
|---|---|---|
| committer | Michel Dänzer <michel@tungstengraphics.com> | 2007-03-09 23:49:46 +0100 |
| commit | 3c2d6e07bdf8daef6486b594aef0d22460eb2585 (patch) | |
| tree | f8fa4fa2cf6c41ff04b52af22b91fa67bf53d136 | |
| parent | 7518b8959ee7598f3526365a83ea7e143a5d6a4e (diff) | |
Don't crash when the SAREA pointer is NULL.i830-pageflip
| -rw-r--r-- | src/i830_display.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/i830_display.c b/src/i830_display.c index 78557126..d230f74f 100644 --- a/src/i830_display.c +++ b/src/i830_display.c @@ -395,6 +395,9 @@ i830PipeSetBase(xf86CrtcPtr crtc, int x, int y) if (pI830->directRenderingEnabled) { drmI830Sarea *sPriv = (drmI830Sarea *) DRIGetSAREAPrivate(pScrn->pScreen); + if (!sPriv) + return; + switch (pipe) { case 0: sPriv->pipeA_x = x; @@ -516,6 +519,9 @@ i830_crtc_dpms(xf86CrtcPtr crtc, int mode) drmI830Sarea *sPriv = (drmI830Sarea *) DRIGetSAREAPrivate(pScrn->pScreen); Bool enabled = crtc->enabled && mode != DPMSModeOff; + if (!sPriv) + return; + switch (pipe) { case 0: sPriv->pipeA_w = enabled ? crtc->mode.HDisplay : 0; |