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

[Greg Kroah-Hartman]

From: Andrii Nakryiko <andrii@xxxxxxxxxx>

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