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authorAndrii Nakryiko <andrii@kernel.org>2023-04-01 01:24:05 +0300
committerAlexei Starovoitov <ast@kernel.org>2023-04-01 19:05:57 +0300
commitebf390c9d0136e01f327439c012ab5741971e72d (patch)
tree2803ef80a0faed8242ca4dd8c8eec626197d8224 /tools/testing/selftests/bpf/veristat.c
parente3b65c0c1a5b8ed06818b7eeb0c44165ea817d52 (diff)
downloadlinux-ebf390c9d0136e01f327439c012ab5741971e72d.tar.xz
veristat: small fixed found in -O2 mode
Fix few potentially unitialized variables uses, found while building veristat.c in release (-O2) mode. Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/r/20230331222405.3468634-5-andrii@kernel.org Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/veristat.c')
-rw-r--r--tools/testing/selftests/bpf/veristat.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/veristat.c b/tools/testing/selftests/bpf/veristat.c
index e592d05bccb2..53d7ec168268 100644
--- a/tools/testing/selftests/bpf/veristat.c
+++ b/tools/testing/selftests/bpf/veristat.c
@@ -810,7 +810,7 @@ static int guess_prog_type_by_ctx_name(const char *ctx_name,
enum bpf_prog_type prog_type;
enum bpf_attach_type attach_type;
} ctx_map[] = {
- /* __sk_buff is most ambiguous, for now we assume cgroup_skb */
+ /* __sk_buff is most ambiguous, we assume TC program */
{ "__sk_buff", "sk_buff", BPF_PROG_TYPE_SCHED_CLS },
{ "bpf_sock", "sock", BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET4_POST_BIND },
{ "bpf_sock_addr", "bpf_sock_addr_kern", BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_BIND },
@@ -1045,6 +1045,7 @@ static int process_obj(const char *filename)
goto cleanup;
}
+ lprog = NULL;
bpf_object__for_each_program(tprog, tobj) {
const char *tprog_name = bpf_program__name(tprog);
@@ -1855,6 +1856,7 @@ static int handle_comparison_mode(void)
one_more_time:
output_comp_headers(cur_fmt);
+ last_idx = -1;
for (i = 0; i < env.join_stat_cnt; i++) {
const struct verif_stats_join *join = &env.join_stats[i];