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wgl: Don't flush surface if it is NULL.

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Just a quick fix to prevent segfaults with glean.
This commit is contained in:
José Fonseca 2009-03-27 21:43:24 +00:00
parent c03000b73e
commit aa011836c2
1 changed files with 8 additions and 5 deletions
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13
src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
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@ -225,11 +225,14 @@ stw_swap_buffers(
*/
st_notify_swapbuffers( fb->stfb );
st_get_framebuffer_surface( fb->stfb, ST_SURFACE_BACK_LEFT, &surf );
stw_dev->stw_winsys->flush_frontbuffer(stw_dev->screen,
surf,
hdc );
if(st_get_framebuffer_surface( fb->stfb, ST_SURFACE_BACK_LEFT, &surf )) {
stw_dev->stw_winsys->flush_frontbuffer(stw_dev->screen,
surf,
hdc );
}
else {
/* FIXME: this shouldn't happen, but does on glean */
}
return TRUE;
}