diff options
| -rw-r--r-- | src/glx/glxcmds.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/glx/glxcmds.c b/src/glx/glxcmds.c index d12ff9684e2..80eaf72b7d5 100644 --- a/src/glx/glxcmds.c +++ b/src/glx/glxcmds.c @@ -215,12 +215,16 @@ CreateContext(Display * dpy, int generic_id, Bool allowDirect, unsigned code, int renderType, int screen) { - struct glx_context *gc = NULL; - struct glx_screen *const psc = GetGLXScreenConfigs(dpy, screen); + struct glx_context *gc; + struct glx_screen *psc; struct glx_context *shareList = (struct glx_context *) shareList_user; if (dpy == NULL) return NULL; + psc = GetGLXScreenConfigs(dpy, screen); + if (psc == NULL) + return NULL; + if (generic_id == None) return NULL; |