Warnings before patch:
files: ['kernel/bpf/helpers.c', 'kernel/bpf/verifier.c']
Warning: kernel/bpf/helpers.c:2600 No description found for return value of 'bpf_task_acquire'
Warning: kernel/bpf/helpers.c:2629 No description found for return value of 'bpf_cgroup_acquire'
Warning: kernel/bpf/helpers.c:2659 No description found for return value of 'bpf_cgroup_ancestor'
Warning: kernel/bpf/helpers.c:2679 No description found for return value of 'bpf_cgroup_from_id'
Warning: kernel/bpf/helpers.c:2700 No description found for return value of 'bpf_task_under_cgroup'
Warning: kernel/bpf/helpers.c:2743 No description found for return value of 'bpf_task_get_cgroup1'
Warning: kernel/bpf/helpers.c:2759 No description found for return value of 'bpf_task_from_pid'
Warning: kernel/bpf/helpers.c:2778 No description found for return value of 'bpf_task_from_vpid'
Warning: kernel/bpf/helpers.c:3016 No description found for return value of 'bpf_dynptr_copy'
Warning: kernel/bpf/helpers.c:3070 No description found for return value of 'bpf_dynptr_memset'
Warning: kernel/bpf/helpers.c:3290 No description found for return value of 'bpf_iter_bits_new'
Warning: kernel/bpf/helpers.c:3351 No description found for return value of 'bpf_iter_bits_next'
Warning: kernel/bpf/helpers.c:3401 No description found for return value of 'bpf_copy_from_user_str'
Warning: kernel/bpf/helpers.c:2600 No description found for return value of 'bpf_task_acquire'
Warning: kernel/bpf/helpers.c:2629 No description found for return value of 'bpf_cgroup_acquire'
Warning: kernel/bpf/helpers.c:2659 No description found for return value of 'bpf_cgroup_ancestor'
Warning: kernel/bpf/helpers.c:2679 No description found for return value of 'bpf_cgroup_from_id'
Warning: kernel/bpf/helpers.c:2700 No description found for return value of 'bpf_task_under_cgroup'
Warning: kernel/bpf/helpers.c:2743 No description found for return value of 'bpf_task_get_cgroup1'
Warning: kernel/bpf/helpers.c:2759 No description found for return value of 'bpf_task_from_pid'
Warning: kernel/bpf/helpers.c:2778 No description found for return value of 'bpf_task_from_vpid'
Warning: kernel/bpf/helpers.c:3016 No description found for return value of 'bpf_dynptr_copy'
Warning: kernel/bpf/helpers.c:3070 No description found for return value of 'bpf_dynptr_memset'
Warning: kernel/bpf/helpers.c:3290 No description found for return value of 'bpf_iter_bits_new'
Warning: kernel/bpf/helpers.c:3351 No description found for return value of 'bpf_iter_bits_next'
Warning: kernel/bpf/helpers.c:3401 No description found for return value of 'bpf_copy_from_user_str'

Current warnings:
files: ['kernel/bpf/helpers.c', 'kernel/bpf/verifier.c']
Warning: kernel/bpf/helpers.c:2609 No description found for return value of 'bpf_task_acquire'
Warning: kernel/bpf/helpers.c:2638 No description found for return value of 'bpf_cgroup_acquire'
Warning: kernel/bpf/helpers.c:2668 No description found for return value of 'bpf_cgroup_ancestor'
Warning: kernel/bpf/helpers.c:2688 No description found for return value of 'bpf_cgroup_from_id'
Warning: kernel/bpf/helpers.c:2709 No description found for return value of 'bpf_task_under_cgroup'
Warning: kernel/bpf/helpers.c:2752 No description found for return value of 'bpf_task_get_cgroup1'
Warning: kernel/bpf/helpers.c:2768 No description found for return value of 'bpf_task_from_pid'
Warning: kernel/bpf/helpers.c:2787 No description found for return value of 'bpf_task_from_vpid'
Warning: kernel/bpf/helpers.c:3025 No description found for return value of 'bpf_dynptr_copy'
Warning: kernel/bpf/helpers.c:3079 No description found for return value of 'bpf_dynptr_memset'
Warning: kernel/bpf/helpers.c:3299 No description found for return value of 'bpf_iter_bits_new'
Warning: kernel/bpf/helpers.c:3360 No description found for return value of 'bpf_iter_bits_next'
Warning: kernel/bpf/helpers.c:3410 No description found for return value of 'bpf_copy_from_user_str'
Warning: kernel/bpf/helpers.c:2609 No description found for return value of 'bpf_task_acquire'
Warning: kernel/bpf/helpers.c:2638 No description found for return value of 'bpf_cgroup_acquire'
Warning: kernel/bpf/helpers.c:2668 No description found for return value of 'bpf_cgroup_ancestor'
Warning: kernel/bpf/helpers.c:2688 No description found for return value of 'bpf_cgroup_from_id'
Warning: kernel/bpf/helpers.c:2709 No description found for return value of 'bpf_task_under_cgroup'
Warning: kernel/bpf/helpers.c:2752 No description found for return value of 'bpf_task_get_cgroup1'
Warning: kernel/bpf/helpers.c:2768 No description found for return value of 'bpf_task_from_pid'
Warning: kernel/bpf/helpers.c:2787 No description found for return value of 'bpf_task_from_vpid'
Warning: kernel/bpf/helpers.c:3025 No description found for return value of 'bpf_dynptr_copy'
Warning: kernel/bpf/helpers.c:3079 No description found for return value of 'bpf_dynptr_memset'
Warning: kernel/bpf/helpers.c:3299 No description found for return value of 'bpf_iter_bits_new'
Warning: kernel/bpf/helpers.c:3360 No description found for return value of 'bpf_iter_bits_next'
Warning: kernel/bpf/helpers.c:3410 No description found for return value of 'bpf_copy_from_user_str'

Warnings before: 26 after: 26