[PATCH 5.14 068/151] libbpf: Fix memory leak in strset

Greg Kroah-Hartman
2021-10-11T14:05:22Z

From: Andrii Nakryiko <andrii@kernel.org>

[ Upstream commit b0e875bac0fab3e7a7431c2eee36a8ccc0c712ac ]

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@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20211001185910.86492-1-andrii@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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)
--
2.33.0