X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=crypto%2Fxcbc.c;h=a82959df678c3741f17b9a6bb30bbaf63a540524;hb=e242297055f906e8e225fb95a8edbc88e9052634;hp=53e8ccbf0f5f514d9023431d9e15a47e53ed705e;hpb=cbe56159a3e60624b5f44cf48b640fa470436e34;p=linux-2.6

diff --git a/crypto/xcbc.c b/crypto/xcbc.c
index 53e8ccbf0f..a82959df67 100644
--- a/crypto/xcbc.c
+++ b/crypto/xcbc.c
@@ -19,6 +19,7 @@
  * 	Kazunori Miyazawa <miyazawa@linux-ipv6.org>
  */
 
+#include <crypto/scatterwalk.h>
 #include <linux/crypto.h>
 #include <linux/err.h>
 #include <linux/hardirq.h>
@@ -27,7 +28,6 @@
 #include <linux/rtnetlink.h>
 #include <linux/slab.h>
 #include <linux/scatterlist.h>
-#include "internal.h"
 
 static u_int32_t ks[12] = {0x01010101, 0x01010101, 0x01010101, 0x01010101,
 			   0x02020202, 0x02020202, 0x02020202, 0x02020202,
@@ -120,7 +120,7 @@ static int crypto_xcbc_digest_update2(struct hash_desc *pdesc,
 
 	do {
 
-		struct page *pg = sg[i].page;
+		struct page *pg = sg_page(&sg[i]);
 		unsigned int offset = sg[i].offset;
 		unsigned int slen = sg[i].length;
 
@@ -288,12 +288,18 @@ static void xcbc_exit_tfm(struct crypto_tfm *tfm)
 	crypto_free_cipher(ctx->child);
 }
 
-static struct crypto_instance *xcbc_alloc(void *param, unsigned int len)
+static struct crypto_instance *xcbc_alloc(struct rtattr **tb)
 {
 	struct crypto_instance *inst;
 	struct crypto_alg *alg;
-	alg = crypto_get_attr_alg(param, len, CRYPTO_ALG_TYPE_CIPHER,
-				  CRYPTO_ALG_TYPE_HASH_MASK | CRYPTO_ALG_ASYNC);
+	int err;
+
+	err = crypto_check_attr_type(tb, CRYPTO_ALG_TYPE_HASH);
+	if (err)
+		return ERR_PTR(err);
+
+	alg = crypto_get_attr_alg(tb, CRYPTO_ALG_TYPE_CIPHER,
+				  CRYPTO_ALG_TYPE_MASK);
 	if (IS_ERR(alg))
 		return ERR_PTR(PTR_ERR(alg));
 
@@ -301,7 +307,8 @@ static struct crypto_instance *xcbc_alloc(void *param, unsigned int len)
 	case 16:
 		break;
 	default:
-		return ERR_PTR(PTR_ERR(alg));
+		inst = ERR_PTR(-EINVAL);
+		goto out_put_alg;
 	}
 
 	inst = crypto_alloc_instance("xcbc", alg);
@@ -314,10 +321,7 @@ static struct crypto_instance *xcbc_alloc(void *param, unsigned int len)
 	inst->alg.cra_alignmask = alg->cra_alignmask;
 	inst->alg.cra_type = &crypto_hash_type;
 
-	inst->alg.cra_hash.digestsize =
-		(alg->cra_flags & CRYPTO_ALG_TYPE_MASK) ==
-		CRYPTO_ALG_TYPE_HASH ? alg->cra_hash.digestsize :
-				       alg->cra_blocksize;
+	inst->alg.cra_hash.digestsize = alg->cra_blocksize;
 	inst->alg.cra_ctxsize = sizeof(struct crypto_xcbc_ctx) +
 				ALIGN(inst->alg.cra_blocksize * 3, sizeof(void *));
 	inst->alg.cra_init = xcbc_init_tfm;