Commit: 38d1bd9cc6d645b710d0e7438add9a882d995368
Author: Brecht Van Lommel
Date: Tue Sep 15 14:09:01 2020 +0200
Branches: blender-v2.83-release
https://developer.blender.org/rB38d1bd9cc6d645b710d0e7438add9a882d995368
Fix T80630: potential crash in volume grids in Eevee shaders
Found by address sanitizer.
===================================================================
M source/blender/gpu/intern/gpu_node_graph.c
===================================================================
diff --git a/source/blender/gpu/intern/gpu_node_graph.c
b/source/blender/gpu/intern/gpu_node_graph.c
index 876a6bef670..204021516a6 100644
--- a/source/blender/gpu/intern/gpu_node_graph.c
+++ b/source/blender/gpu/intern/gpu_node_graph.c
@@ -440,6 +440,7 @@ GPUNodeLink *GPU_volume_grid(GPUMaterial *mat, const char
*name)
GPUNodeLink *transform_link = gpu_node_link_create();
transform_link->link_type = GPU_NODE_LINK_VOLUME_GRID_TRANSFORM;
transform_link->volume_grid = link->volume_grid;
+ transform_link->volume_grid->users++;
/* Two special cases, where we adjust the output values of smoke grids to
* bring the into standard range without having to modify the grid values. */
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