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glx/dri3: guard in_current_context against a disappeared drawable

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Cc: 17.0 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Nicolai Hähnle 2017-02-02 18:01:06 +01:00
parent 40c304fc06
commit 21ec35566b
1 changed files with 4 additions and 0 deletions
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4
src/glx/dri3_glx.c
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@ -119,6 +119,10 @@ static bool
glx_dri3_in_current_context(struct loader_dri3_drawable *draw)
{
struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw);
if (!priv)
return false;
struct dri3_context *pcp = (struct dri3_context *) __glXGetCurrentContext();
struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc;