From 378f058cc49bcda7fa63d3cd86d2f9a0a5188b1c Mon Sep 17 00:00:00 2001 From: David Hardeman Date: Sat, 17 Sep 2005 17:55:31 +1000 Subject: [PATCH] Use sg_set_buf/sg_init_one where applicable This patch uses sg_set_buf/sg_init_one in some places where it was duplicated. Signed-off-by: David Hardeman Cc: James Bottomley Cc: Greg KH Cc: "David S. Miller" Cc: Jeff Garzik Signed-off-by: Andrew Morton Signed-off-by: Herbert Xu --- drivers/net/wireless/airo.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers/net') diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 4c11699bad91..1609ce11389d 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -35,6 +35,7 @@ #include #include #include +#include #include #include @@ -1590,9 +1591,7 @@ 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[0].page = virt_to_page(plain); - sg[0].offset = ((long) plain & ~PAGE_MASK); - sg[0].length = 16; + sg_set_buf(&sg[0], plain, 16); crypto_cipher_encrypt(tfm, sg, sg, 16); cipher = kmap(sg[0].page) + sg[0].offset; for (j=0; (j<16) && (i< (sizeof(context->coeff)/sizeof(context->coeff[0]))); ) { -- cgit v1.2.3 From 6df5b9f48dd0e77fa796b9b7d3fde7cc5f1237f2 Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Mon, 19 Sep 2005 22:30:11 +1000 Subject: [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 --- crypto/tcrypt.c | 8 ++++---- drivers/net/wireless/airo.c | 4 ++-- net/sunrpc/auth_gss/gss_krb5_crypto.c | 4 ++-- 3 files changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers/net') diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 577a3aff3113..53f4ee804bdb 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 1609ce11389d..750c0167539c 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 e65e1f979275..97c981fa6b8e 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); -- cgit v1.2.3