[PATCH 4.7 051/184] mm, mempolicy: task->mempolicy must be NULL before dropping final reference

4.7-stable review patch. If anyone has any objections, please let me know. -- From: David Rientjes commit c11600e4fed67ae4cd6a8096936afd445410e8ed upstream. KASAN allocates memory from the page allocator as part of kmem_cache_free(), and that can

[PATCH 4.7 051/184] mm, mempolicy: task->mempolicy must be NULL before dropping final reference

4.7-stable review patch. If anyone has any objections, please let me know. -- From: David Rientjes commit c11600e4fed67ae4cd6a8096936afd445410e8ed upstream. KASAN allocates memory from the page allocator as part of kmem_cache_free(), and that can reference current->mempolicy