selftests/bpf: fix lots of silly mistakes pointed out by compiler

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Once we enable -Wall for BPF sources, compiler will complain about lots
of unused variables, variables that are set but never read, etc.

Fix all these issues first before enabling -Wall in Makefile.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/r/20230309054015.4068562-4-andrii@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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This commit is contained in:

Andrii Nakryiko 2023-03-08 21:40:14 -08:00 • committed by Alexei Starovoitov

parent 713461b895

commit c8ed668593

81 changed files with 90 additions and 187 deletions

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tools/testing/selftests/bpf/progs/bpf_iter_ksym.c

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tools/testing/selftests/bpf/progs/bpf_iter_setsockopt.c

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tools/testing/selftests/bpf/progs/bpf_loop.c

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tools/testing/selftests/bpf/progs/cb_refs.c

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tools/testing/selftests/bpf/progs/cgroup_skb_sk_lookup_kern.c

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tools/testing/selftests/bpf/progs/cgrp_kfunc_failure.c

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tools/testing/selftests/bpf/progs/cgrp_ls_attach_cgroup.c

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tools/testing/selftests/bpf/progs/cgrp_ls_sleepable.c

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tools/testing/selftests/bpf/progs/core_kern.c

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tools/testing/selftests/bpf/progs/cpumask_failure.c

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tools/testing/selftests/bpf/progs/cpumask_success.c

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tools/testing/selftests/bpf/progs/dynptr_fail.c

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tools/testing/selftests/bpf/progs/dynptr_success.c

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tools/testing/selftests/bpf/progs/fexit_bpf2bpf.c

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tools/testing/selftests/bpf/progs/freplace_attach_probe.c

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tools/testing/selftests/bpf/progs/iters.c

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tools/testing/selftests/bpf/progs/linked_funcs1.c

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tools/testing/selftests/bpf/progs/linked_funcs2.c

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tools/testing/selftests/bpf/progs/linked_list.c

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tools/testing/selftests/bpf/progs/linked_list_fail.c

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tools/testing/selftests/bpf/progs/local_storage.c

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tools/testing/selftests/bpf/progs/map_kptr.c

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tools/testing/selftests/bpf/progs/netcnt_prog.c

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tools/testing/selftests/bpf/progs/netif_receive_skb.c

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tools/testing/selftests/bpf/progs/perfbuf_bench.c

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tools/testing/selftests/bpf/progs/pyperf.h

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tools/testing/selftests/bpf/progs/rbtree_btf_fail__wrong_node_type.c

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tools/testing/selftests/bpf/progs/rbtree_fail.c

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tools/testing/selftests/bpf/progs/rcu_read_lock.c

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tools/testing/selftests/bpf/progs/read_bpf_task_storage_busy.c

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tools/testing/selftests/bpf/progs/recvmsg4_prog.c

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tools/testing/selftests/bpf/progs/recvmsg6_prog.c

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tools/testing/selftests/bpf/progs/sendmsg4_prog.c

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tools/testing/selftests/bpf/progs/sockmap_verdict_prog.c

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tools/testing/selftests/bpf/progs/strobemeta.h

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tools/testing/selftests/bpf/progs/tailcall_bpf2bpf3.c

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tools/testing/selftests/bpf/progs/tailcall_bpf2bpf6.c

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tools/testing/selftests/bpf/progs/task_kfunc_failure.c

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tools/testing/selftests/bpf/progs/task_kfunc_success.c

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tools/testing/selftests/bpf/progs/test_bpf_nf.c

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tools/testing/selftests/bpf/progs/test_cls_redirect_dynptr.c

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tools/testing/selftests/bpf/progs/test_core_reloc_bitfields_probed.c

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tools/testing/selftests/bpf/progs/test_global_func1.c

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tools/testing/selftests/bpf/progs/test_global_func2.c

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tools/testing/selftests/bpf/progs/test_hash_large_key.c

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tools/testing/selftests/bpf/progs/test_ksyms_btf_write_check.c

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tools/testing/selftests/bpf/progs/test_legacy_printk.c

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tools/testing/selftests/bpf/progs/test_map_lock.c

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tools/testing/selftests/bpf/progs/test_obj_id.c

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tools/testing/selftests/bpf/progs/test_parse_tcp_hdr_opt.c

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tools/testing/selftests/bpf/progs/test_parse_tcp_hdr_opt_dynptr.c

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tools/testing/selftests/bpf/progs/test_pkt_access.c

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tools/testing/selftests/bpf/progs/test_ringbuf.c

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tools/testing/selftests/bpf/progs/test_ringbuf_map_key.c

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tools/testing/selftests/bpf/progs/test_ringbuf_multi.c

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tools/testing/selftests/bpf/progs/test_select_reuseport_kern.c

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tools/testing/selftests/bpf/progs/test_sk_assign.c

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tools/testing/selftests/bpf/progs/test_sk_lookup.c

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tools/testing/selftests/bpf/progs/test_sk_lookup_kern.c

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tools/testing/selftests/bpf/progs/test_sock_fields.c

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tools/testing/selftests/bpf/progs/test_sockmap_kern.h

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tools/testing/selftests/bpf/progs/test_spin_lock.c

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tools/testing/selftests/bpf/progs/test_tc_dtime.c

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tools/testing/selftests/bpf/progs/test_tc_neigh.c

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tools/testing/selftests/bpf/progs/test_tcpbpf_kern.c

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tools/testing/selftests/bpf/progs/test_tunnel_kern.c

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tools/testing/selftests/bpf/progs/test_usdt_multispec.c

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tools/testing/selftests/bpf/progs/test_verif_scale1.c

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tools/testing/selftests/bpf/progs/test_verif_scale2.c

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tools/testing/selftests/bpf/progs/test_verif_scale3.c

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tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c

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tools/testing/selftests/bpf/progs/test_xdp_bpf2bpf.c

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tools/testing/selftests/bpf/progs/test_xdp_dynptr.c

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tools/testing/selftests/bpf/progs/test_xdp_noinline.c

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tools/testing/selftests/bpf/progs/test_xdp_vlan.c

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tools/testing/selftests/bpf/progs/type_cast.c

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tools/testing/selftests/bpf/progs/udp_limit.c

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tools/testing/selftests/bpf/progs/user_ringbuf_success.c

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tools/testing/selftests/bpf/progs/xdp_features.c

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tools/testing/selftests/bpf/progs/xdping_kern.c

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tools/testing/selftests/bpf/progs/xdpwall.c

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