diff options
| -rw-r--r-- | src/gallium/state_trackers/glx/xlib/glx_api.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/src/gallium/state_trackers/glx/xlib/glx_api.c b/src/gallium/state_trackers/glx/xlib/glx_api.c index a66ebc8..c6dc134 100644 --- a/src/gallium/state_trackers/glx/xlib/glx_api.c +++ b/src/gallium/state_trackers/glx/xlib/glx_api.c @@ -1353,16 +1353,18 @@ glXQueryExtension( Display *dpy, int *errorBase, int *eventBase ) PUBLIC void glXDestroyContext( Display *dpy, GLXContext ctx ) { - GLXContext glxCtx = ctx; - (void) dpy; - MakeCurrent_PrevContext = 0; - MakeCurrent_PrevDrawable = 0; - MakeCurrent_PrevReadable = 0; - MakeCurrent_PrevDrawBuffer = 0; - MakeCurrent_PrevReadBuffer = 0; - XMesaDestroyContext( glxCtx->xmesaContext ); - XMesaGarbageCollect(); - free(glxCtx); + if (ctx) { + GLXContext glxCtx = ctx; + (void) dpy; + MakeCurrent_PrevContext = 0; + MakeCurrent_PrevDrawable = 0; + MakeCurrent_PrevReadable = 0; + MakeCurrent_PrevDrawBuffer = 0; + MakeCurrent_PrevReadBuffer = 0; + XMesaDestroyContext( glxCtx->xmesaContext ); + XMesaGarbageCollect(); + free(glxCtx); + } } |