diff options
Diffstat (limited to 'net/core')
-rw-r--r-- | net/core/filter.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c index 37baaa6b8fc3..8607136b6e2c 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -80,6 +80,7 @@ #include <net/tls.h> #include <net/xdp.h> #include <net/mptcp.h> +#include <net/netfilter/nf_conntrack_bpf.h> static const struct bpf_func_proto * bpf_sk_base_func_proto(enum bpf_func_id func_id); @@ -7992,6 +7993,19 @@ xdp_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog) default: return bpf_sk_base_func_proto(func_id); } + +#if IS_MODULE(CONFIG_NF_CONNTRACK) && IS_ENABLED(CONFIG_DEBUG_INFO_BTF_MODULES) + /* The nf_conn___init type is used in the NF_CONNTRACK kfuncs. The + * kfuncs are defined in two different modules, and we want to be able + * to use them interchangably with the same BTF type ID. Because modules + * can't de-duplicate BTF IDs between each other, we need the type to be + * referenced in the vmlinux BTF or the verifier will get confused about + * the different types. So we add this dummy type reference which will + * be included in vmlinux BTF, allowing both modules to refer to the + * same type ID. + */ + BTF_TYPE_EMIT(struct nf_conn___init); +#endif } const struct bpf_func_proto bpf_sock_map_update_proto __weak; |