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egl/drm: Set disp->DriverData to NULL on error

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Avoid use-after-free on error.

Fixes: 9ee683f877 (egl/dri2: Add reference count for dri2_egl_display)
Cc: "12.0" <mesa-stable@lists.freedesktop.org>
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Martin Peres <martin.peres@linux.intel.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
This commit is contained in:
Nicolas Boichat 2016-08-04 10:07:53 +08:00 • committed by Emil Velikov
parent 0e67d86540
commit a9e8fb7397
1 changed files with 1 additions and 0 deletions
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src/egl/drivers/dri2/platform_drm.c
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@ -726,5 +726,6 @@ cleanup:
close(fd);
free(dri2_dpy);
disp->DriverData = NULL;
return EGL_FALSE;
}