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Enable is_front_buffer_rendering variable in case of GL_FRONT_AND_BACK

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glDrawBuffer(GL_FRONT_AND_BACK) results in to segmentation fault if
intel->is_front_buffer_rendering is not enabled with GL_FRONT_AND_BACK.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44153

Reported-by: Yi Sun <yi.sun@intel.com>
Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Anuj Phogat 2012-01-06 12:48:45 -08:00
parent 04e262ebe9
commit c979fe3e20
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/intel/intel_buffers.c
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@ -88,7 +88,7 @@ intelDrawBuffer(struct gl_context * ctx, GLenum mode)
intel->is_front_buffer_rendering;
intel->is_front_buffer_rendering = (mode == GL_FRONT_LEFT)
|| (mode == GL_FRONT);
|| (mode == GL_FRONT) || (mode == GL_FRONT_AND_BACK);
/* If we weren't front-buffer rendering before but we are now,
* invalidate our DRI drawable so we'll ask for new buffers