glx: Prevent potential null pointer deference in driCreateContext.

This commit is contained in:
Vinson Lee 2009-11-23 01:30:32 -05:00
parent 5b925b7daa
commit 4b0b250aae

View file

@ -250,12 +250,14 @@ driCreateContext(__GLXscreenConfigs * psc,
{
__GLXDRIcontextPrivate *pcp, *pcp_shared;
__GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode;
const __DRIcoreExtension *core = psc->core;
const __DRIcoreExtension *core;
__DRIcontext *shared = NULL;
if (!psc || !psc->driScreen)
return NULL;
core = psc->core;
if (shareList) {
pcp_shared = (__GLXDRIcontextPrivate *) shareList->driContext;
shared = pcp_shared->driContext;