If the pointer is also checked at the xorg side, it works as expected.
Tested with the patch:
commit 6e83934da0288e9a182c0f7982871ea5eaff1cec
Author: Ricardo Salveti de Araujo <ricardo.salv...@linaro.org>
Date: Wed Jun 20 20:19:09 2012 -0300
randr: first check pSrcPriv before using the pointer at RRFirstOutput
Fix a seg fault in case pSrcPriv fails to be allocated at
ProcRRGetScreenInfo, which later calls RRFirstOutput.
Signed-off-by: Ricardo Salveti de Araujo <ricardo.salv...@linaro.org>
diff --git a/randr/randr.c b/randr/randr.c
index 4d4298a..9432819 100644
--- a/randr/randr.c
+++ b/randr/randr.c
@@ -446,6 +446,9 @@ RRFirstOutput(ScreenPtr pScreen)
RROutputPtr output;
int i, j;
+ if (!pSrcPriv)
+ return NULL;
+
if (pScrPriv->primaryOutput && pScrPriv->primaryOutput->crtc)
return pScrPriv->primaryOutput;
** Also affects: xorg-server (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1015292
Title:
QT5 based applications fails with a segmentation fault with Pandaboard
and the SGX driver
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