==========
kdoc - FAILED

Warnings before patch:
files: ['mm/bpf_memcontrol.c']
Warning: mm/bpf_memcontrol.c:26 No description found for return value of 'bpf_get_mem_cgroup'
Warning: mm/bpf_memcontrol.c:26 No description found for return value of 'bpf_get_mem_cgroup'

Current warnings:
files: ['mm/bpf_memcontrol.c']
Warning: mm/bpf_memcontrol.c:21 No description found for return value of 'bpf_get_root_mem_cgroup'
Warning: mm/bpf_memcontrol.c:40 No description found for return value of 'bpf_get_mem_cgroup'
Warning: mm/bpf_memcontrol.c:21 No description found for return value of 'bpf_get_root_mem_cgroup'
Warning: mm/bpf_memcontrol.c:40 No description found for return value of 'bpf_get_mem_cgroup'

Warnings before: 2 after: 4 (add: 2)

New warnings added:
Warning: mm/bpf_memcontrol.c:21 No description found for return value of 'bpf_get_root_mem_cgroup'
Warning: mm/bpf_memcontrol.c:21 No description found for return value of 'bpf_get_root_mem_cgroup'
Per-file breakdown:
     2 mm/bpf_memcontrol.c