diff options
| author | Clément Foucault <foucault.clem@gmail.com> | 2019-07-09 00:24:15 +0300 |
|---|---|---|
| committer | Clément Foucault <foucault.clem@gmail.com> | 2019-07-09 00:52:06 +0300 |
| commit | f04424a15d9c0f461f9c2f385696716d830b07f4 (patch) | |
| tree | cf46367d0d3ee5451f5512f32ac3cd256f0f9291 /source/blender/gpu | |
| parent | 96f59184078b08995d2e01c165943000859157de (diff) | |
Fix T66573 Heap Corruption when baking to irradiance volume probe
This is an AMD Proprietary driver bug. Will be reported upstream.
Diffstat (limited to 'source/blender/gpu')
| -rw-r--r-- | source/blender/gpu/intern/gpu_texture.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/source/blender/gpu/intern/gpu_texture.c b/source/blender/gpu/intern/gpu_texture.c index 6a92832d1e5..cd98da69469 100644 --- a/source/blender/gpu/intern/gpu_texture.c +++ b/source/blender/gpu/intern/gpu_texture.c @@ -1459,7 +1459,9 @@ void *GPU_texture_read(GPUTexture *tex, eGPUDataFormat gpu_data_format, int mipl break; } - void *buf = MEM_mallocN(buf_size, "GPU_texture_read"); + /* AMD Pro driver have a bug that write 2 bytes past buffer size + * if the texture is big. (see T66573) */ + void *buf = MEM_mallocN(buf_size + 8, "GPU_texture_read"); GLenum data_format = gpu_get_gl_dataformat(tex->format, &tex->format_flag); GLenum data_type = gpu_get_gl_datatype(gpu_data_format); |