From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Mon, 19 Sep 2005 12:30:11 +0000 (+1000)
Subject: [CRYPTO] Simplify one-member scatterlist expressions
X-Git-Tag: v3.12-rc1~41250^2~3^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6df5b9f48dd0e77fa796b9b7d3fde7cc5f1237f2;p=kernel%2Fkernel-generic.git

[CRYPTO] Simplify one-member scatterlist expressions

This patch rewrites various occurences of &sg[0] where sg is an array
of length one to simply sg.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 577a3af..53f4ee8 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -415,12 +415,12 @@ out:
 static int test_cipher_jiffies(struct crypto_tfm *tfm, int enc, char *p,
 			       int blen, int sec)
 {
-	struct scatterlist sg[8];
+	struct scatterlist sg[1];
 	unsigned long start, end;
 	int bcount;
 	int ret;
 
-	sg_set_buf(&sg[0], p, blen);
+	sg_set_buf(sg, p, blen);
 
 	for (start = jiffies, end = start + sec * HZ, bcount = 0;
 	     time_before(jiffies, end); bcount++) {
@@ -441,12 +441,12 @@ static int test_cipher_jiffies(struct crypto_tfm *tfm, int enc, char *p,
 static int test_cipher_cycles(struct crypto_tfm *tfm, int enc, char *p,
 			      int blen)
 {
-	struct scatterlist sg[8];
+	struct scatterlist sg[1];
 	unsigned long cycles = 0;
 	int ret = 0;
 	int i;
 
-	sg_set_buf(&sg[0], p, blen);
+	sg_set_buf(sg, p, blen);
 
 	local_bh_disable();
 	local_irq_disable();
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 1609ce1..750c016 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -1591,9 +1591,9 @@ static void emmh32_setseed(emmh32_context *context, u8 *pkey, int keylen, struct
 		aes_counter[12] = (u8)(counter >> 24);
 		counter++;
 		memcpy (plain, aes_counter, 16);
-		sg_set_buf(&sg[0], plain, 16);
+		sg_set_buf(sg, plain, 16);
 		crypto_cipher_encrypt(tfm, sg, sg, 16);
-		cipher = kmap(sg[0].page) + sg[0].offset;
+		cipher = kmap(sg->page) + sg->offset;
 		for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) {
 			context->coeff[i++] = ntohl(*(u32 *)&cipher[j]);
 			j += 4;
diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index e65e1f9..97c981f 100644
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -75,7 +75,7 @@ krb5_encrypt(
 		memcpy(local_iv, iv, crypto_tfm_alg_ivsize(tfm));
 
 	memcpy(out, in, length);
-	sg_set_buf(&sg[0], out, length);
+	sg_set_buf(sg, out, length);
 
 	ret = crypto_cipher_encrypt_iv(tfm, sg, sg, length, local_iv);
 
@@ -115,7 +115,7 @@ krb5_decrypt(
 		memcpy(local_iv,iv, crypto_tfm_alg_ivsize(tfm));
 
 	memcpy(out, in, length);
-	sg_set_buf(&sg[0], out, length);
+	sg_set_buf(sg, out, length);
 
 	ret = crypto_cipher_decrypt_iv(tfm, sg, sg, length, local_iv);