libbpf: Free up resources used by inner map definition
authorAndrii Nakryiko <andrii@kernel.org>
Sun, 7 Nov 2021 16:55:14 +0000 (08:55 -0800)
committerAlexei Starovoitov <ast@kernel.org>
Sun, 7 Nov 2021 17:14:15 +0000 (09:14 -0800)
commit8f7b239ea8cfdc8e64c875ee417fed41431a1f37
treed657618b2e32fd4559e0563a05e32c6665a0dd55
parent2a2cb45b727b7a1041f3d3d93414b774e66454bb
libbpf: Free up resources used by inner map definition

It's not enough to just free(map->inner_map), as inner_map itself can
have extra memory allocated, like map name.

Fixes: 646f02ffdd49 ("libbpf: Add BTF-defined map-in-map support")
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Reviewed-by: Hengqi Chen <hengqi.chen@gmail.com>
Link: https://lore.kernel.org/bpf/20211107165521.9240-3-andrii@kernel.org
tools/lib/bpf/libbpf.c