diff options
| author | Brian Paul <brian.paul@tungstengraphics.com> | 2008-09-16 08:49:43 -0600 |
|---|---|---|
| committer | Brian Paul <brian.paul@tungstengraphics.com> | 2008-09-16 08:51:56 -0600 |
| commit | 4992806ae54d7d1db86eed9c6524aa05f4a2fbd6 (patch) | |
| tree | 9c38668a48a506feea997829433dd0c5495c132c | |
| parent | 358aab12c60d5e627d2ce54c1407659cbc207e8c (diff) | |
mesa: protect against double-free in _vbo_DestroyContext()
| -rw-r--r-- | src/mesa/vbo/vbo_context.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mesa/vbo/vbo_context.c b/src/mesa/vbo/vbo_context.c index dc7c53425..b452ac8a3 100644 --- a/src/mesa/vbo/vbo_context.c +++ b/src/mesa/vbo/vbo_context.c @@ -246,12 +246,14 @@ void _vbo_DestroyContext( GLcontext *ctx ) ctx->aelt_context = NULL; } - vbo_exec_destroy(ctx); + if (vbo_context(ctx)) { + vbo_exec_destroy(ctx); #if FEATURE_dlist - vbo_save_destroy(ctx); + vbo_save_destroy(ctx); #endif - FREE(vbo_context(ctx)); - ctx->swtnl_im = NULL; + FREE(vbo_context(ctx)); + ctx->swtnl_im = NULL; + } } |