diff options
| -rw-r--r-- | crypto/algapi.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/crypto/algapi.c b/crypto/algapi.c index 1462c68492ea..2d0a1c64ce39 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -523,7 +523,10 @@ int crypto_register_instance(struct crypto_template *tmpl, err = crypto_check_alg(&inst->alg); if (err) - goto err; + return err; + + if (unlikely(!crypto_mod_get(&inst->alg))) + return -EAGAIN; inst->alg.cra_module = tmpl->module; inst->alg.cra_flags |= CRYPTO_ALG_INSTANCE; @@ -545,9 +548,14 @@ unlock: goto err; crypto_wait_for_test(larval); + + /* Remove instance if test failed */ + if (!(inst->alg.cra_flags & CRYPTO_ALG_TESTED)) + crypto_unregister_instance(inst); err = 0; err: + crypto_mod_put(&inst->alg); return err; } EXPORT_SYMBOL_GPL(crypto_register_instance); |