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authorHarsh Jain <harshjain.prof@gmail.com>2016-06-29 00:24:43 +0530
committerHerbert Xu <herbert@gondor.apana.org.au>2016-06-29 18:12:43 +0800
commitc34252fd712c10da3a0b018b3b5dbe552ac1e7b9 (patch)
tree386e1438a4de11133f1e68b115bb768b78674ff2 /crypto
parent72259deb3a9f2c07d18d71d7c9356754e7d88369 (diff)
downloadlinux-c34252fd712c10da3a0b018b3b5dbe552ac1e7b9.tar.gz
crypto: authenc - Remove redundant sg_init_table call.
Remove redundant sg_init_table call. scatterwalk_ffwd doing the same.

Signed-off-by: Harsh Jain <harshjain.prof@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/authenc.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/crypto/authenc.c b/crypto/authenc.c
index 55a354d57251..c7cc11d36480 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -206,7 +206,6 @@ static int crypto_authenc_encrypt(struct aead_request *req)
 	struct scatterlist *src, *dst;
 	int err;
 
-	sg_init_table(areq_ctx->src, 2);
 	src = scatterwalk_ffwd(areq_ctx->src, req->src, req->assoclen);
 	dst = src;
 
@@ -215,7 +214,6 @@ static int crypto_authenc_encrypt(struct aead_request *req)
 		if (err)
 			return err;
 
-		sg_init_table(areq_ctx->dst, 2);
 		dst = scatterwalk_ffwd(areq_ctx->dst, req->dst, req->assoclen);
 	}
 
@@ -251,14 +249,11 @@ static int crypto_authenc_decrypt_tail(struct aead_request *req,
 	if (crypto_memneq(ihash, ahreq->result, authsize))
 		return -EBADMSG;
 
-	sg_init_table(areq_ctx->src, 2);
 	src = scatterwalk_ffwd(areq_ctx->src, req->src, req->assoclen);
 	dst = src;
 
-	if (req->src != req->dst) {
-		sg_init_table(areq_ctx->dst, 2);
+	if (req->src != req->dst)
 		dst = scatterwalk_ffwd(areq_ctx->dst, req->dst, req->assoclen);
-	}
 
 	ablkcipher_request_set_tfm(abreq, ctx->enc);
 	ablkcipher_request_set_callback(abreq, aead_request_flags(req),