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-rw-r--r--crypto/ablkcipher.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
index 03fb5facf0b4..f6f08336df5d 100644
--- a/crypto/ablkcipher.c
+++ b/crypto/ablkcipher.c
@@ -183,6 +183,12 @@ EXPORT_SYMBOL_GPL(crypto_givcipher_type);
183 183
184const char *crypto_default_geniv(const struct crypto_alg *alg) 184const char *crypto_default_geniv(const struct crypto_alg *alg)
185{ 185{
186 if (((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) ==
187 CRYPTO_ALG_TYPE_BLKCIPHER ? alg->cra_blkcipher.ivsize :
188 alg->cra_ablkcipher.ivsize) !=
189 alg->cra_blocksize)
190 return "chainiv";
191
186 return alg->cra_flags & CRYPTO_ALG_ASYNC ? 192 return alg->cra_flags & CRYPTO_ALG_ASYNC ?
187 "eseqiv" : skcipher_default_geniv; 193 "eseqiv" : skcipher_default_geniv;
188} 194}