diff options
Diffstat (limited to 'kernel/bpf/verifier.c')
| -rw-r--r-- | kernel/bpf/verifier.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 8b1ebe4c6aba..d7eeebfafe8d 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -2722,11 +2722,12 @@ static bool states_equal(struct bpf_verifier_env *env, /* If we didn't map access then again we don't care about the * mismatched range values and it's ok if our old type was - * UNKNOWN and we didn't go to a NOT_INIT'ed reg. + * UNKNOWN and we didn't go to a NOT_INIT'ed or pointer reg. */ if (rold->type == NOT_INIT || (!varlen_map_access && rold->type == UNKNOWN_VALUE && - rcur->type != NOT_INIT)) + rcur->type != NOT_INIT && + !__is_pointer_value(env->allow_ptr_leaks, rcur))) continue; /* Don't care about the reg->id in this case. */ |