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mesa: fix crash in driver_RenderTexture_is_safe

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This just fixed the crash with the apitrace in bug report.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=95246

Cc: 11.1 11.2 12.0 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2016-05-30 16:29:18 +02:00
parent fc4896e686
commit 8a10192b4b
1 changed files with 2 additions and 1 deletions
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3
src/mesa/main/fbobject.c
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@ -389,7 +389,8 @@ driver_RenderTexture_is_safe(const struct gl_renderbuffer_attachment *att)
const struct gl_texture_image *const texImage =
att->Texture->Image[att->CubeMapFace][att->TextureLevel];
if (texImage->Width == 0 || texImage->Height == 0 || texImage->Depth == 0)
if (!texImage ||
texImage->Width == 0 || texImage->Height == 0 || texImage->Depth == 0)
return false;
if ((texImage->TexObject->Target == GL_TEXTURE_1D_ARRAY