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[CRYPTO] Simplify one-member scatterlist expressions
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This patch rewrites various occurences of &sg[0] where sg is an array
of length one to simply sg.

Signed-off-by: Herbert Xu <[email protected]>
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herbertx committed Oct 30, 2005
1 parent 378f058 commit 6df5b9f
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Showing 3 changed files with 8 additions and 8 deletions.
8 changes: 4 additions & 4 deletions crypto/tcrypt.c
Original file line number Diff line number Diff line change
Expand Up @@ -415,12 +415,12 @@ static void test_cipher(char *algo, int mode, int enc,
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++) {
Expand All @@ -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();
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4 changes: 2 additions & 2 deletions drivers/net/wireless/airo.c
Original file line number Diff line number Diff line change
Expand Up @@ -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;
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4 changes: 2 additions & 2 deletions net/sunrpc/auth_gss/gss_krb5_crypto.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);

Expand Down Expand Up @@ -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);

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