bpf: Add support for BPF_OBJ_GET_INFO_BY_FD for bpf_link

[linux-2.6-block.git] / kernel / bpf / btf.c

diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index d65c6912bdaf66d6d1f0bde1ea759fde2928e2d4..a2cfba89a8e1d780b93d9a6c723b7363059e8486 100644 (file)
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -3482,6 +3482,7 @@ extern char __weak __stop_BTF[];
 extern struct btf *btf_vmlinux;
 
 #define BPF_MAP_TYPE(_id, _ops)
+#define BPF_LINK_TYPE(_id, _name)
 static union {
        struct bpf_ctx_convert {
 #define BPF_PROG_TYPE(_id, _name, prog_ctx_type, kern_ctx_type) \
@@ -3508,6 +3509,7 @@ static u8 bpf_ctx_convert_map[] = {
        0, /* avoid empty array */
 };
 #undef BPF_MAP_TYPE
+#undef BPF_LINK_TYPE
 
 static const struct btf_member *
 btf_get_prog_ctx_type(struct bpf_verifier_log *log, struct btf *btf,