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glx: fix incorrect array stack memory allocation

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The array stack space wasn't allocated to the proper size.  Fixes out of
bounds memory writes when the client/array stack depth exceeds one.

See fd.o bug 26768.
This commit is contained in:
Markus Fleschutz 2010-02-26 10:38:21 -07:00 • committed by Brian Paul
parent 61482ddc1c
commit 69334d6784
1 changed files with 2 additions and 1 deletions
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3
src/glx/x11/indirect_vertex_array.c
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@ -291,7 +291,8 @@ __glXInitVertexArrayState(__GLXcontext * gc)
arrays->stack_index = 0;
arrays->stack = malloc(sizeof(struct array_stack_state)
* arrays->num_arrays);
* arrays->num_arrays
* __GL_CLIENT_ATTRIB_STACK_DEPTH);
}