crypto: hash - Export shash through hash
[linux-3.10.git] / crypto / authenc.c
index fd9f06c63d76efc223a6f025dcab10b19ceba84c..40b6e9ec9e3a0a2069b5f972226918dc33625294 100644 (file)
@@ -11,6 +11,7 @@
  */
 
 #include <crypto/aead.h>
+#include <crypto/internal/hash.h>
 #include <crypto/internal/skcipher.h>
 #include <crypto/authenc.h>
 #include <crypto/scatterwalk.h>
@@ -431,6 +432,8 @@ static struct crypto_instance *crypto_authenc_alloc(struct rtattr **tb)
        inst->alg.cra_aead.ivsize = enc->cra_ablkcipher.ivsize;
        inst->alg.cra_aead.maxauthsize = auth->cra_type == &crypto_hash_type ?
                                         auth->cra_hash.digestsize :
+                                        auth->cra_type ?
+                                        __crypto_shash_alg(auth)->digestsize :
                                         auth->cra_digest.dia_digestsize;
 
        inst->alg.cra_ctxsize = sizeof(struct crypto_authenc_ctx);