[CRYPTO] null: Allow setkey on digest_null
We need to allow setkey on digest_null if it is to be used directly by
authenc instead of through hmac.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/crypto_null.c b/crypto/crypto_null.c
index fc2d2a4..ff7b3de 100644
--- a/crypto/crypto_null.c
+++ b/crypto/crypto_null.c
@@ -98,6 +98,7 @@
.cra_list = LIST_HEAD_INIT(digest_null.cra_list),
.cra_u = { .digest = {
.dia_digestsize = NULL_DIGEST_SIZE,
+ .dia_setkey = null_setkey,
.dia_init = null_init,
.dia_update = null_update,
.dia_final = null_final } }