[PATCH 4.15 03/11] bpf: fix rcu lockdep warning for lpm_trie map_free callback

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Yonghong Song [ upstream commit 6c5f61023c5b0edb0c8a64c902fe97c6453b1852 ] Commit 9a3efb6b661f ("bpf: fix memory leak in lpm_trie map_free callback function") fixed a memory

[PATCH 4.15 03/11] bpf: fix rcu lockdep warning for lpm_trie map_free callback

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Yonghong Song [ upstream commit 6c5f61023c5b0edb0c8a64c902fe97c6453b1852 ] Commit 9a3efb6b661f ("bpf: fix memory leak in lpm_trie map_free callback function") fixed a memory leak and removed