diff options
Diffstat (limited to 'crypto/akcipher.c')
| -rw-r--r-- | crypto/akcipher.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/akcipher.c b/crypto/akcipher.c index eeed6c151d2f..f866085c8a4a 100644 --- a/crypto/akcipher.c +++ b/crypto/akcipher.c @@ -147,6 +147,8 @@ EXPORT_SYMBOL_GPL(crypto_unregister_akcipher); int akcipher_register_instance(struct crypto_template *tmpl, struct akcipher_instance *inst) { + if (WARN_ON(!inst->free)) + return -EINVAL; akcipher_prepare_alg(&inst->alg); return crypto_register_instance(tmpl, akcipher_crypto_instance(inst)); } |