Warnings before patch:
files: ['kernel/bpf/cgroup.c']
Warning: kernel/bpf/cgroup.c:506 No description found for return value of 'cgroup_bpf_inherit'
Warning: kernel/bpf/cgroup.c:789 No description found for return value of '__cgroup_bpf_attach'
Warning: kernel/bpf/cgroup.c:978 No description found for return value of '__cgroup_bpf_replace'
Warning: kernel/bpf/cgroup.c:1137 No description found for return value of '__cgroup_bpf_detach'
Warning: kernel/bpf/cgroup.c:1563 No description found for return value of '__cgroup_bpf_run_filter_skb'
Warning: kernel/bpf/cgroup.c:1640 No description found for return value of '__cgroup_bpf_run_filter_sk'
Warning: kernel/bpf/cgroup.c:1672 No description found for return value of '__cgroup_bpf_run_filter_sock_addr'
Warning: kernel/bpf/cgroup.c:1727 No description found for return value of '__cgroup_bpf_run_filter_sock_ops'
Warning: kernel/bpf/cgroup.c:1896 No description found for return value of '__cgroup_bpf_run_filter_sysctl'
Warning: kernel/bpf/cgroup.c:506 No description found for return value of 'cgroup_bpf_inherit'
Warning: kernel/bpf/cgroup.c:789 No description found for return value of '__cgroup_bpf_attach'
Warning: kernel/bpf/cgroup.c:978 No description found for return value of '__cgroup_bpf_replace'
Warning: kernel/bpf/cgroup.c:1137 No description found for return value of '__cgroup_bpf_detach'
Warning: kernel/bpf/cgroup.c:1563 No description found for return value of '__cgroup_bpf_run_filter_skb'
Warning: kernel/bpf/cgroup.c:1640 No description found for return value of '__cgroup_bpf_run_filter_sk'
Warning: kernel/bpf/cgroup.c:1672 No description found for return value of '__cgroup_bpf_run_filter_sock_addr'
Warning: kernel/bpf/cgroup.c:1727 No description found for return value of '__cgroup_bpf_run_filter_sock_ops'
Warning: kernel/bpf/cgroup.c:1896 No description found for return value of '__cgroup_bpf_run_filter_sysctl'

Current warnings:
files: ['kernel/bpf/cgroup.c']
Warning: kernel/bpf/cgroup.c:506 No description found for return value of 'cgroup_bpf_inherit'
Warning: kernel/bpf/cgroup.c:789 No description found for return value of '__cgroup_bpf_attach'
Warning: kernel/bpf/cgroup.c:978 No description found for return value of '__cgroup_bpf_replace'
Warning: kernel/bpf/cgroup.c:1137 No description found for return value of '__cgroup_bpf_detach'
Warning: kernel/bpf/cgroup.c:1563 No description found for return value of '__cgroup_bpf_run_filter_skb'
Warning: kernel/bpf/cgroup.c:1640 No description found for return value of '__cgroup_bpf_run_filter_sk'
Warning: kernel/bpf/cgroup.c:1672 No description found for return value of '__cgroup_bpf_run_filter_sock_addr'
Warning: kernel/bpf/cgroup.c:1723 No description found for return value of '__cgroup_bpf_run_filter_sock_ops'
Warning: kernel/bpf/cgroup.c:1892 No description found for return value of '__cgroup_bpf_run_filter_sysctl'
Warning: kernel/bpf/cgroup.c:506 No description found for return value of 'cgroup_bpf_inherit'
Warning: kernel/bpf/cgroup.c:789 No description found for return value of '__cgroup_bpf_attach'
Warning: kernel/bpf/cgroup.c:978 No description found for return value of '__cgroup_bpf_replace'
Warning: kernel/bpf/cgroup.c:1137 No description found for return value of '__cgroup_bpf_detach'
Warning: kernel/bpf/cgroup.c:1563 No description found for return value of '__cgroup_bpf_run_filter_skb'
Warning: kernel/bpf/cgroup.c:1640 No description found for return value of '__cgroup_bpf_run_filter_sk'
Warning: kernel/bpf/cgroup.c:1672 No description found for return value of '__cgroup_bpf_run_filter_sock_addr'
Warning: kernel/bpf/cgroup.c:1723 No description found for return value of '__cgroup_bpf_run_filter_sock_ops'
Warning: kernel/bpf/cgroup.c:1892 No description found for return value of '__cgroup_bpf_run_filter_sysctl'

Warnings before: 18 after: 18