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authorHerbert Xu <herbert@gondor.apana.org.au>2016-07-12 13:17:49 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2016-07-18 17:35:44 +0800
commit6cf80a296575723aed6ce6c695581540202bfc6b (patch)
tree92c5b3f73a4b065b6359c5a84c99416eeddbc04e /crypto/crypto_user.c
parent0605c41cc53ca13775d202de0de33864a46162ba (diff)
downloadlinux-6cf80a296575723aed6ce6c695581540202bfc6b.tar.gz
crypto: user - Remove crypto_lookup_skcipher call
As there are no more kernel users of built-in IV generators we
can remove the special lookup for skciphers.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/crypto_user.c')
-rw-r--r--crypto/crypto_user.c37
1 files changed, 1 insertions, 36 deletions
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
index d28513fb5a90..c24a40c8a4bf 100644
--- a/crypto/crypto_user.c
+++ b/crypto/crypto_user.c
@@ -378,32 +378,6 @@ drop_alg:
 	return err;
 }
 
-static struct crypto_alg *crypto_user_skcipher_alg(const char *name, u32 type,
-						   u32 mask)
-{
-	int err;
-	struct crypto_alg *alg;
-
-	type = crypto_skcipher_type(type);
-	mask = crypto_skcipher_mask(mask);
-
-	for (;;) {
-		alg = crypto_lookup_skcipher(name,  type, mask);
-		if (!IS_ERR(alg))
-			return alg;
-
-		err = PTR_ERR(alg);
-		if (err != -EAGAIN)
-			break;
-		if (fatal_signal_pending(current)) {
-			err = -EINTR;
-			break;
-		}
-	}
-
-	return ERR_PTR(err);
-}
-
 static int crypto_add_alg(struct sk_buff *skb, struct nlmsghdr *nlh,
 			  struct nlattr **attrs)
 {
@@ -436,16 +410,7 @@ static int crypto_add_alg(struct sk_buff *skb, struct nlmsghdr *nlh,
 	else
 		name = p->cru_name;
 
-	switch (p->cru_type & p->cru_mask & CRYPTO_ALG_TYPE_MASK) {
-	case CRYPTO_ALG_TYPE_GIVCIPHER:
-	case CRYPTO_ALG_TYPE_BLKCIPHER:
-	case CRYPTO_ALG_TYPE_ABLKCIPHER:
-		alg = crypto_user_skcipher_alg(name, p->cru_type, p->cru_mask);
-		break;
-	default:
-		alg = crypto_alg_mod_lookup(name, p->cru_type, p->cru_mask);
-	}
-
+	alg = crypto_alg_mod_lookup(name, p->cru_type, p->cru_mask);
 	if (IS_ERR(alg))
 		return PTR_ERR(alg);