perf lock contention: Fix msan issue in lock_contention_read()

[platform/kernel/linux-starfive.git] / tools / perf / util / bpf_lock_contention.c

diff --git a/tools/perf/util/bpf_lock_contention.c b/tools/perf/util/bpf_lock_contention.c
index 235fc71..5927bf0 100644 (file)
--- a/tools/perf/util/bpf_lock_contention.c
+++ b/tools/perf/util/bpf_lock_contention.c
@@ -249,7 +249,7 @@ static const char *lock_contention_get_name(struct lock_contention *con,
 int lock_contention_read(struct lock_contention *con)
 {
        int fd, stack, err = 0;
-       struct contention_key *prev_key, key;
+       struct contention_key *prev_key, key = {};
        struct contention_data data = {};
        struct lock_stat *st = NULL;
        struct machine *machine = con->machine;