diff options
author | Vinson Lee <vlee@vmware.com> | 2010-02-21 02:13:15 -0800 |
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committer | Vinson Lee <vlee@vmware.com> | 2010-02-21 02:13:15 -0800 |
commit | 7da9da190f44f504db13570c0cec05dffa240cae (patch) | |
tree | a9a9deebd1d70bef2dfafb38d7561e869c51373b | |
parent | d89de9c13fe6cd1f2f1a82d8bc0988d06e629def (diff) |
mesa: Add assert to check for null pointer dereference.
-rw-r--r-- | src/mesa/main/framebuffer.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c index 065e25fd33..269bc9ac6c 100644 --- a/src/mesa/main/framebuffer.c +++ b/src/mesa/main/framebuffer.c @@ -829,8 +829,12 @@ update_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb) void _mesa_update_framebuffer(GLcontext *ctx) { - struct gl_framebuffer *drawFb = ctx->DrawBuffer; - struct gl_framebuffer *readFb = ctx->ReadBuffer; + struct gl_framebuffer *drawFb; + struct gl_framebuffer *readFb; + + assert(ctx); + drawFb = ctx->DrawBuffer; + readFb = ctx->ReadBuffer; update_framebuffer(ctx, drawFb); if (readFb != drawFb) |