Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (46 commits)
  hwrng: via_rng - Fix memory scribbling on some CPUs
  crypto: padlock - Move padlock.h into include/crypto
  hwrng: via_rng - Fix asm constraints
  crypto: n2 - use __devexit not __exit in n2_unregister_algs
  crypto: mark crypto workqueues CPU_INTENSIVE
  crypto: mv_cesa - dont return PTR_ERR() of wrong pointer
  crypto: ripemd - Set module author and update email address
  crypto: omap-sham - backlog handling fix
  crypto: gf128mul - Remove experimental tag
  crypto: af_alg - fix af_alg memory_allocated data type
  crypto: aesni-intel - Fixed build with binutils 2.16
  crypto: af_alg - Make sure sk_security is initialized on accept()ed sockets
  net: Add missing lockdep class names for af_alg
  include: Install linux/if_alg.h for user-space crypto API
  crypto: omap-aes - checkpatch --file warning fixes
  crypto: omap-aes - initialize aes module once per request
  crypto: omap-aes - unnecessary code removed
  crypto: omap-aes - error handling implementation improved
  crypto: omap-aes - redundant locking is removed
  crypto: omap-aes - DMA initialization fixes for OMAP off mode
  ...

1 files changed, 4 insertions, 18 deletions

diff --git a/crypto/authenc.c b/crypto/authenc.c
index a5a22cf..5ef7ba6 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -107,20 +107,6 @@ badkey:
 	goto out;
 }
 
-static void authenc_chain(struct scatterlist *head, struct scatterlist *sg,
-			  int chain)
-{
-	if (chain) {
-		head->length += sg->length;
-		sg = scatterwalk_sg_next(sg);
-	}
-
-	if (sg)
-		scatterwalk_sg_chain(head, 2, sg);
-	else
-		sg_mark_end(head);
-}
-
 static void authenc_geniv_ahash_update_done(struct crypto_async_request *areq,
 					    int err)
 {
@@ -345,7 +331,7 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv,
 	if (ivsize) {
 		sg_init_table(cipher, 2);
 		sg_set_buf(cipher, iv, ivsize);
-		authenc_chain(cipher, dst, vdst == iv + ivsize);
+		scatterwalk_crypto_chain(cipher, dst, vdst == iv + ivsize, 2);
 		dst = cipher;
 		cryptlen += ivsize;
 	}
@@ -354,7 +340,7 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv,
 		authenc_ahash_fn = crypto_authenc_ahash;
 		sg_init_table(asg, 2);
 		sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset);
-		authenc_chain(asg, dst, 0);
+		scatterwalk_crypto_chain(asg, dst, 0, 2);
 		dst = asg;
 		cryptlen += req->assoclen;
 	}
@@ -499,7 +485,7 @@ static int crypto_authenc_iverify(struct aead_request *req, u8 *iv,
 	if (ivsize) {
 		sg_init_table(cipher, 2);
 		sg_set_buf(cipher, iv, ivsize);
-		authenc_chain(cipher, src, vsrc == iv + ivsize);
+		scatterwalk_crypto_chain(cipher, src, vsrc == iv + ivsize, 2);
 		src = cipher;
 		cryptlen += ivsize;
 	}
@@ -508,7 +494,7 @@ static int crypto_authenc_iverify(struct aead_request *req, u8 *iv,
 		authenc_ahash_fn = crypto_authenc_ahash;
 		sg_init_table(asg, 2);
 		sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset);
-		authenc_chain(asg, src, 0);
+		scatterwalk_crypto_chain(asg, src, 0, 2);
 		src = asg;
 		cryptlen += req->assoclen;
 	}