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-rw-r--r--kernel/bpf/helpers.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c
index c4f1c22cc44c..71d803ca0c1d 100644
--- a/kernel/bpf/helpers.c
+++ b/kernel/bpf/helpers.c
@@ -1770,6 +1770,16 @@ void *bpf_obj_new_impl(u64 local_type_id__k, void *meta__ign)
return p;
}
+void bpf_obj_drop_impl(void *p__alloc, void *meta__ign)
+{
+ struct btf_struct_meta *meta = meta__ign;
+ void *p = p__alloc;
+
+ if (meta)
+ bpf_obj_free_fields(meta->record, p);
+ bpf_mem_free(&bpf_global_ma, p);
+}
+
__diag_pop();
BTF_SET8_START(generic_btf_ids)
@@ -1777,6 +1787,7 @@ BTF_SET8_START(generic_btf_ids)
BTF_ID_FLAGS(func, crash_kexec, KF_DESTRUCTIVE)
#endif
BTF_ID_FLAGS(func, bpf_obj_new_impl, KF_ACQUIRE | KF_RET_NULL)
+BTF_ID_FLAGS(func, bpf_obj_drop_impl, KF_RELEASE)
BTF_SET8_END(generic_btf_ids)
static const struct btf_kfunc_id_set generic_kfunc_set = {