Warnings before patch:
files: ['tools/testing/selftests/bpf/progs/bpf_gotox.c', 'tools/testing/selftests/bpf/progs/exhandler_kern.c', 'tools/testing/selftests/bpf/progs/freplace_global_func.c', 'tools/testing/selftests/bpf/progs/tailcall_bpf2bpf3.c', 'tools/testing/selftests/bpf/progs/test_global_func1.c', 'tools/testing/selftests/bpf/progs/test_global_func17.c', 'tools/testing/selftests/bpf/progs/test_global_func2.c', 'tools/testing/selftests/bpf/progs/test_pkt_access.c', 'tools/testing/selftests/bpf/progs/test_spin_lock.c', 'tools/testing/selftests/bpf/progs/test_spin_lock_fail.c', 'tools/testing/selftests/bpf/progs/test_sysctl_loop1.c', 'tools/testing/selftests/bpf/progs/test_sysctl_prog.c']

Current warnings:
files: ['tools/testing/selftests/bpf/progs/bpf_gotox.c', 'tools/testing/selftests/bpf/progs/exhandler_kern.c', 'tools/testing/selftests/bpf/progs/freplace_global_func.c', 'tools/testing/selftests/bpf/progs/tailcall_bpf2bpf3.c', 'tools/testing/selftests/bpf/progs/test_global_func1.c', 'tools/testing/selftests/bpf/progs/test_global_func17.c', 'tools/testing/selftests/bpf/progs/test_global_func2.c', 'tools/testing/selftests/bpf/progs/test_pkt_access.c', 'tools/testing/selftests/bpf/progs/test_spin_lock.c', 'tools/testing/selftests/bpf/progs/test_spin_lock_fail.c', 'tools/testing/selftests/bpf/progs/test_sysctl_loop1.c', 'tools/testing/selftests/bpf/progs/test_sysctl_prog.c']

Warnings before: 0 after: 0