Warnings before patch:
files: ['kernel/bpf/helpers.c']
<parse fail>: Warning: kernel/bpf/helpers.c:2526 No description found for return value of 'bpf_task_acquire'
<parse fail>: Warning: kernel/bpf/helpers.c:2555 No description found for return value of 'bpf_cgroup_acquire'
<parse fail>: Warning: kernel/bpf/helpers.c:2585 No description found for return value of 'bpf_cgroup_ancestor'
<parse fail>: Warning: kernel/bpf/helpers.c:2605 No description found for return value of 'bpf_cgroup_from_id'
<parse fail>: Warning: kernel/bpf/helpers.c:2626 No description found for return value of 'bpf_task_under_cgroup'
<parse fail>: Warning: kernel/bpf/helpers.c:2669 No description found for return value of 'bpf_task_get_cgroup1'
<parse fail>: Warning: kernel/bpf/helpers.c:2685 No description found for return value of 'bpf_task_from_pid'
<parse fail>: Warning: kernel/bpf/helpers.c:2704 No description found for return value of 'bpf_task_from_vpid'
<parse fail>: Warning: kernel/bpf/helpers.c:2939 No description found for return value of 'bpf_dynptr_copy'
<parse fail>: Warning: kernel/bpf/helpers.c:2993 No description found for return value of 'bpf_dynptr_memset'
<parse fail>: Warning: kernel/bpf/helpers.c:3207 No description found for return value of 'bpf_iter_bits_new'
<parse fail>: Warning: kernel/bpf/helpers.c:3268 No description found for return value of 'bpf_iter_bits_next'
<parse fail>: Warning: kernel/bpf/helpers.c:3318 No description found for return value of 'bpf_copy_from_user_str'
Warning: kernel/bpf/helpers.c:2526 No description found for return value of 'bpf_task_acquire'
Warning: kernel/bpf/helpers.c:2555 No description found for return value of 'bpf_cgroup_acquire'
Warning: kernel/bpf/helpers.c:2585 No description found for return value of 'bpf_cgroup_ancestor'
Warning: kernel/bpf/helpers.c:2605 No description found for return value of 'bpf_cgroup_from_id'
Warning: kernel/bpf/helpers.c:2626 No description found for return value of 'bpf_task_under_cgroup'
Warning: kernel/bpf/helpers.c:2669 No description found for return value of 'bpf_task_get_cgroup1'
Warning: kernel/bpf/helpers.c:2685 No description found for return value of 'bpf_task_from_pid'
Warning: kernel/bpf/helpers.c:2704 No description found for return value of 'bpf_task_from_vpid'
Warning: kernel/bpf/helpers.c:2939 No description found for return value of 'bpf_dynptr_copy'
Warning: kernel/bpf/helpers.c:2993 No description found for return value of 'bpf_dynptr_memset'
Warning: kernel/bpf/helpers.c:3207 No description found for return value of 'bpf_iter_bits_new'
Warning: kernel/bpf/helpers.c:3268 No description found for return value of 'bpf_iter_bits_next'
Warning: kernel/bpf/helpers.c:3318 No description found for return value of 'bpf_copy_from_user_str'

Current warnings:
files: ['kernel/bpf/helpers.c']
<parse fail>: Warning: kernel/bpf/helpers.c:2528 No description found for return value of 'bpf_task_acquire'
<parse fail>: Warning: kernel/bpf/helpers.c:2557 No description found for return value of 'bpf_cgroup_acquire'
<parse fail>: Warning: kernel/bpf/helpers.c:2587 No description found for return value of 'bpf_cgroup_ancestor'
<parse fail>: Warning: kernel/bpf/helpers.c:2607 No description found for return value of 'bpf_cgroup_from_id'
<parse fail>: Warning: kernel/bpf/helpers.c:2628 No description found for return value of 'bpf_task_under_cgroup'
<parse fail>: Warning: kernel/bpf/helpers.c:2671 No description found for return value of 'bpf_task_get_cgroup1'
<parse fail>: Warning: kernel/bpf/helpers.c:2687 No description found for return value of 'bpf_task_from_pid'
<parse fail>: Warning: kernel/bpf/helpers.c:2706 No description found for return value of 'bpf_task_from_vpid'
<parse fail>: Warning: kernel/bpf/helpers.c:2941 No description found for return value of 'bpf_dynptr_copy'
<parse fail>: Warning: kernel/bpf/helpers.c:2995 No description found for return value of 'bpf_dynptr_memset'
<parse fail>: Warning: kernel/bpf/helpers.c:3218 No description found for return value of 'bpf_iter_bits_new'
<parse fail>: Warning: kernel/bpf/helpers.c:3279 No description found for return value of 'bpf_iter_bits_next'
<parse fail>: Warning: kernel/bpf/helpers.c:3329 No description found for return value of 'bpf_copy_from_user_str'
Warning: kernel/bpf/helpers.c:2528 No description found for return value of 'bpf_task_acquire'
Warning: kernel/bpf/helpers.c:2557 No description found for return value of 'bpf_cgroup_acquire'
Warning: kernel/bpf/helpers.c:2587 No description found for return value of 'bpf_cgroup_ancestor'
Warning: kernel/bpf/helpers.c:2607 No description found for return value of 'bpf_cgroup_from_id'
Warning: kernel/bpf/helpers.c:2628 No description found for return value of 'bpf_task_under_cgroup'
Warning: kernel/bpf/helpers.c:2671 No description found for return value of 'bpf_task_get_cgroup1'
Warning: kernel/bpf/helpers.c:2687 No description found for return value of 'bpf_task_from_pid'
Warning: kernel/bpf/helpers.c:2706 No description found for return value of 'bpf_task_from_vpid'
Warning: kernel/bpf/helpers.c:2941 No description found for return value of 'bpf_dynptr_copy'
Warning: kernel/bpf/helpers.c:2995 No description found for return value of 'bpf_dynptr_memset'
Warning: kernel/bpf/helpers.c:3218 No description found for return value of 'bpf_iter_bits_new'
Warning: kernel/bpf/helpers.c:3279 No description found for return value of 'bpf_iter_bits_next'
Warning: kernel/bpf/helpers.c:3329 No description found for return value of 'bpf_copy_from_user_str'

Warnings before: 13 after: 13