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libbpf: Close fd in bpf_object__reuse_map

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pin_fd is dup-ed and assigned in bpf_map__reuse_fd. Close it
in bpf_object__reuse_map after reuse.

Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20220319030533.3132250-1-hengqi.chen@gmail.com
This commit is contained in:
Hengqi Chen 2022-03-19 11:05:33 +08:00 committed by Daniel Borkmann
parent 1824d8ea75
commit d0f325c34c
1 changed files with 1 additions and 1 deletions
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2
tools/lib/bpf/libbpf.c
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@ -4823,8 +4823,8 @@ bpf_object__reuse_map(struct bpf_map *map)
} }
err = bpf_map__reuse_fd(map, pin_fd); err = bpf_map__reuse_fd(map, pin_fd);
close(pin_fd);
if (err) { if (err) {
close(pin_fd);
return err; return err;
} }
map->pinned = true; map->pinned = true;