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vc4: Return NULL when we can't make our shadow for a sampler view.

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I'm not sure what the caller does is appropriate (just have a NULL sampler
at this slot), but it fixes the immediate crash.

Cc: "11.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Eric Anholt 2015-11-09 08:56:01 -08:00
parent eb8fb0064d
commit 5980389bbf
1 changed files with 4 additions and 0 deletions
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4
src/gallium/drivers/vc4/vc4_state.c
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@ -583,6 +583,10 @@ vc4_create_sampler_view(struct pipe_context *pctx, struct pipe_resource *prsc,
tmpl.last_level = cso->u.tex.last_level - cso->u.tex.first_level;
prsc = vc4_resource_create(pctx->screen, &tmpl);
if (!prsc) {
free(so);
return NULL;
}
rsc = vc4_resource(prsc);
clone = vc4_resource(prsc);
clone->shadow_parent = &shadow_parent->base.b;