[PATCH bpf] libbpf: fix memory leak in strset

[Andrii Nakryiko <andrii@xxxxxxxxxx>]

Free struct strset itself, not just its internal parts.

Fixes: 90d76d3ececc ("libbpf: Extract internal set-of-strings datastructure APIs")
Signed-off-by: Andrii Nakryiko <andrii@xxxxxxxxxx>
---
 tools/lib/bpf/strset.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/lib/bpf/strset.c b/tools/lib/bpf/strset.c
index 1fb8b49de1d6..ea655318153f 100644
--- a/tools/lib/bpf/strset.c
+++ b/tools/lib/bpf/strset.c
@@ -88,6 +88,7 @@ void strset__free(struct strset *set)
 
 	hashmap__free(set->strs_hash);
 	free(set->strs_data);
+	free(set);
 }
 
 size_t strset__data_size(const struct strset *set)
-- 
2.30.2