Warnings before patch:
files: ['arch/x86/Kconfig', 'kernel/bpf/trampoline.c', 'kernel/trace/Kconfig', 'kernel/trace/ftrace.c']
Warning: kernel/trace/ftrace.c:1504 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2434 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2448 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3536 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3674 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6291 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6425 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6656 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6679 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6756 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6779 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9162 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9185 No description found for return value of 'unregister_ftrace_function'
Warning: kernel/trace/ftrace.c:1504 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2434 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2448 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3536 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3674 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6291 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6425 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6656 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6679 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6756 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6779 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9162 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9185 No description found for return value of 'unregister_ftrace_function'

Current warnings:
files: ['arch/x86/Kconfig', 'kernel/bpf/trampoline.c', 'kernel/trace/Kconfig', 'kernel/trace/ftrace.c']
Warning: kernel/trace/ftrace.c:1504 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2434 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2448 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3541 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3679 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6296 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6430 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6661 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6684 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6761 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6784 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9167 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9190 No description found for return value of 'unregister_ftrace_function'
Warning: kernel/trace/ftrace.c:1504 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2434 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2448 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3541 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3679 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6296 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6430 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6661 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6684 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6761 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6784 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9167 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9190 No description found for return value of 'unregister_ftrace_function'

Warnings before: 26 after: 26