diff options
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
-rw-r--r-- | tools/lib/bpf/libbpf.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 7aad78dbb4b4..ed5586cce227 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -2194,6 +2194,7 @@ static int parse_btf_map_def(struct bpf_object *obj, map->inner_map = calloc(1, sizeof(*map->inner_map)); if (!map->inner_map) return -ENOMEM; + map->inner_map->fd = -1; map->inner_map->sec_idx = obj->efile.btf_maps_shndx; map->inner_map->name = malloc(strlen(map->name) + sizeof(".inner") + 1); @@ -3845,6 +3846,14 @@ __u32 bpf_map__max_entries(const struct bpf_map *map) return map->def.max_entries; } +struct bpf_map *bpf_map__inner_map(struct bpf_map *map) +{ + if (!bpf_map_type__is_map_in_map(map->def.type)) + return NULL; + + return map->inner_map; +} + int bpf_map__set_max_entries(struct bpf_map *map, __u32 max_entries) { if (map->fd >= 0) @@ -9476,6 +9485,7 @@ int bpf_map__set_inner_map_fd(struct bpf_map *map, int fd) pr_warn("error: inner_map_fd already specified\n"); return -EINVAL; } + zfree(&map->inner_map); map->inner_map_fd = fd; return 0; } |