strdup() allocates memory for path. We need to release the memory in
the following error paths. Add free() to avoid memory leak.
Fixes: 8f184732b60b ("bpftool: Switch to libbpf's hashmap for pinned paths of BPF objects")
Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx>
---
tools/bpf/bpftool/common.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/bpf/bpftool/common.c b/tools/bpf/bpftool/common.c
index 0cdb4f711510..8a820356525e 100644
--- a/tools/bpf/bpftool/common.c
+++ b/tools/bpf/bpftool/common.c
@@ -499,9 +499,11 @@ static int do_build_table_cb(const char *fpath, const struct stat *sb,
if (err) {
p_err("failed to append entry to hashmap for ID %u, path '%s': %s",
pinned_info.id, path, strerror(errno));
- goto out_close;
+ goto out_free;
}
+out_free:
+ free(path);
out_close:
close(fd);
out_ret:
--
2.25.1
