[Bf-blender-cvs] [841c4de] master: Fix potential NULL dereference in mesh sequence cache modifier.

[Bastien Montagne]

Commit: 841c4deed7a8a98761cb3f154a6581f10841eb35
Author: Bastien Montagne
Date:   Fri Nov 18 12:03:12 2016 +0100
Branches: master
https://developer.blender.org/rB841c4deed7a8a98761cb3f154a6581f10841eb35

Fix potential NULL dereference in mesh sequence cache modifier.

Reported by coverity.

===================================================================

M	source/blender/modifiers/intern/MOD_meshsequencecache.c

===================================================================

diff --git a/source/blender/modifiers/intern/MOD_meshsequencecache.c b/source/blender/modifiers/intern/MOD_meshsequencecache.c
index d25e8e3..72644d5 100644
--- a/source/blender/modifiers/intern/MOD_meshsequencecache.c
+++ b/source/blender/modifiers/intern/MOD_meshsequencecache.c
@@ -114,6 +114,10 @@ static DerivedMesh *applyModifier(ModifierData *md, Object *ob,
 		                                               mcmd->reader,
 		                                               ob,
 		                                               mcmd->object_path);
+		if (!mcmd->reader) {
+			modifier_setError(md, "Could not create Alembic reader for file %s", cache_file->filepath);
+			return dm;
+		}
 	}
 
 	DerivedMesh *result = ABC_read_mesh(mcmd->reader,