diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index 03fb5facf0b..f6f08336df5 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -183,6 +183,12 @@ EXPORT_SYMBOL_GPL(crypto_givcipher_type); const char *crypto_default_geniv(const struct crypto_alg *alg) { + if (((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) == + CRYPTO_ALG_TYPE_BLKCIPHER ? alg->cra_blkcipher.ivsize : + alg->cra_ablkcipher.ivsize) != + alg->cra_blocksize) + return "chainiv"; + return alg->cra_flags & CRYPTO_ALG_ASYNC ? "eseqiv" : skcipher_default_geniv; }