diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/bpf/verifier.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index a54f7b63eaba..e17084666041 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -20162,11 +20162,6 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr, bpfptr_t uattr, if (ret < 0) goto skip_full_check; - /* Collect the kfunc descriptors used during verification. */ - ret = add_kfuncs(env); - if (ret < 0) - goto skip_full_check; - ret = check_subprogs(env); if (ret < 0) goto skip_full_check; @@ -20176,10 +20171,16 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr *attr, bpfptr_t uattr, if (ret < 0) goto skip_full_check; + /* Validate instructions and resolve the program's referenced resources. */ ret = check_and_resolve_insns(env); if (ret < 0) goto skip_full_check; + /* Build kfunc prototypes after resolving program resources. */ + ret = add_kfuncs(env); + if (ret < 0) + goto skip_full_check; + if (bpf_prog_is_offloaded(env->prog->aux)) { ret = bpf_prog_offload_verifier_prep(env->prog); if (ret) |