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vertex-buffer: don't unref NULL object

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In cogl_vertex_buffer_indices_get_for_quads() we sometimes have to
extend the length of an existing array, but when we came to unref the
previous array we didn't first check that it wasn't simply NULL.
This commit is contained in:
Robert Bragg 2010-11-16 08:52:49 +00:00
parent 982f1b4bd0
commit 20a1f87628
1 changed files with 2 additions and 1 deletions
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3
cogl/cogl-vertex-buffer.c
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@ -1725,7 +1725,8 @@ cogl_vertex_buffer_indices_get_for_quads (unsigned int n_indices)
}
else
{
if (ctx->quad_buffer_indices_len < n_indices)
if (ctx->quad_buffer_indices &&
ctx->quad_buffer_indices_len < n_indices)
{
cogl_handle_unref (ctx->quad_buffer_indices);
ctx->quad_buffer_indices = COGL_INVALID_HANDLE;