diff options
| author | Vinson Lee <vlee@vmware.com> | 2009-11-23 01:30:32 -0500 |
|---|---|---|
| committer | Vinson Lee <vlee@vmware.com> | 2009-11-23 01:30:32 -0500 |
| commit | 4b0b250aae6ae7d48cd24f9d91d05ab58086c4b2 (patch) | |
| tree | b6edff659adf2ce04718e4a2766d84837725b30d | |
| parent | 5b925b7daa566d799c4f50911a7fcca114131503 (diff) | |
glx: Prevent potential null pointer deference in driCreateContext.
| -rw-r--r-- | src/glx/x11/drisw_glx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/glx/x11/drisw_glx.c b/src/glx/x11/drisw_glx.c index 15e15866582..1866b2cc870 100644 --- a/src/glx/x11/drisw_glx.c +++ b/src/glx/x11/drisw_glx.c @@ -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; |