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authorAndrii Nakryiko <andrii@kernel.org>2023-03-08 21:40:14 -0800
committerAlexei Starovoitov <ast@kernel.org>2023-03-10 08:14:08 -0800
commitc8ed66859397237c649998c58a68a86b8ea5f417 (patch)
tree9c13a073b663a889dcc205bceebbbbf49c0493fd /tools/testing/selftests/bpf/progs/test_legacy_printk.c
parent713461b895ef958ef444b00cc2d979f3ca3a82e2 (diff)
selftests/bpf: fix lots of silly mistakes pointed out by compiler
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>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_legacy_printk.c')
-rw-r--r--tools/testing/selftests/bpf/progs/test_legacy_printk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_legacy_printk.c b/tools/testing/selftests/bpf/progs/test_legacy_printk.c
index 64c2d9ced529..42718cd8e6a4 100644
--- a/tools/testing/selftests/bpf/progs/test_legacy_printk.c
+++ b/tools/testing/selftests/bpf/progs/test_legacy_printk.c
@@ -56,7 +56,7 @@ int handle_legacy(void *ctx)
SEC("tp/raw_syscalls/sys_enter")
int handle_modern(void *ctx)
{
- int zero = 0, cur_pid;
+ int cur_pid;
cur_pid = bpf_get_current_pid_tgid() >> 32;
if (cur_pid != my_pid_var)