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authorDavid S. Miller <davem@sunset.davemloft.net>2007-10-26 00:38:10 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-26 00:38:10 -0700
commitb733588559fc13547a59ccf81651c775b8f2719c (patch)
treeffcc43c310c5ca4350f0b74ea77ac16aeb4a00c0
parenta6767721a563acb172c73f693fcf719b3b3d6716 (diff)
downloadop-kernel-dev-b733588559fc13547a59ccf81651c775b8f2719c.zip
op-kernel-dev-b733588559fc13547a59ccf81651c775b8f2719c.tar.gz
[CRYPTO]: Initialize TCRYPT on-stack scatterlist objects correctly.
Use sg_init_one() and sg_init_table() as needed. Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--crypto/tcrypt.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index d741c63..c457bdb 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -139,7 +139,7 @@ static void test_hash(char *algo, struct hash_testvec *template,
printk("test %u:\n", i + 1);
memset(result, 0, 64);
- sg_set_buf(&sg[0], hash_tv[i].plaintext, hash_tv[i].psize);
+ sg_init_one(&sg[0], hash_tv[i].plaintext, hash_tv[i].psize);
if (hash_tv[i].ksize) {
ret = crypto_hash_setkey(tfm, hash_tv[i].key,
@@ -176,6 +176,7 @@ static void test_hash(char *algo, struct hash_testvec *template,
memset(result, 0, 64);
temp = 0;
+ sg_init_table(sg, hash_tv[i].np);
for (k = 0; k < hash_tv[i].np; k++) {
memcpy(&xbuf[IDX[k]],
hash_tv[i].plaintext + temp,
@@ -289,8 +290,8 @@ static void test_cipher(char *algo, int enc,
goto out;
}
- sg_set_buf(&sg[0], cipher_tv[i].input,
- cipher_tv[i].ilen);
+ sg_init_one(&sg[0], cipher_tv[i].input,
+ cipher_tv[i].ilen);
ablkcipher_request_set_crypt(req, sg, sg,
cipher_tv[i].ilen,
@@ -353,6 +354,7 @@ static void test_cipher(char *algo, int enc,
}
temp = 0;
+ sg_init_table(sg, cipher_tv[i].np);
for (k = 0; k < cipher_tv[i].np; k++) {
memcpy(&xbuf[IDX[k]],
cipher_tv[i].input + temp,
@@ -414,7 +416,7 @@ static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc, char *p,
int bcount;
int ret;
- sg_set_buf(sg, p, blen);
+ sg_init_one(sg, p, blen);
for (start = jiffies, end = start + sec * HZ, bcount = 0;
time_before(jiffies, end); bcount++) {
@@ -440,7 +442,7 @@ static int test_cipher_cycles(struct blkcipher_desc *desc, int enc, char *p,
int ret = 0;
int i;
- sg_set_buf(sg, p, blen);
+ sg_init_one(sg, p, blen);
local_bh_disable();
local_irq_disable();
@@ -572,7 +574,7 @@ static int test_hash_jiffies_digest(struct hash_desc *desc, char *p, int blen,
for (start = jiffies, end = start + sec * HZ, bcount = 0;
time_before(jiffies, end); bcount++) {
- sg_set_buf(sg, p, blen);
+ sg_init_one(sg, p, blen);
ret = crypto_hash_digest(desc, sg, blen, out);
if (ret)
return ret;
@@ -601,7 +603,7 @@ static int test_hash_jiffies(struct hash_desc *desc, char *p, int blen,
if (ret)
return ret;
for (pcount = 0; pcount < blen; pcount += plen) {
- sg_set_buf(sg, p + pcount, plen);
+ sg_init_one(sg, p + pcount, plen);
ret = crypto_hash_update(desc, sg, plen);
if (ret)
return ret;
@@ -631,7 +633,7 @@ static int test_hash_cycles_digest(struct hash_desc *desc, char *p, int blen,
/* Warm-up run. */
for (i = 0; i < 4; i++) {
- sg_set_buf(sg, p, blen);
+ sg_init_one(sg, p, blen);
ret = crypto_hash_digest(desc, sg, blen, out);
if (ret)
goto out;
@@ -643,7 +645,7 @@ static int test_hash_cycles_digest(struct hash_desc *desc, char *p, int blen,
start = get_cycles();
- sg_set_buf(sg, p, blen);
+ sg_init_one(sg, p, blen);
ret = crypto_hash_digest(desc, sg, blen, out);
if (ret)
goto out;
@@ -686,7 +688,7 @@ static int test_hash_cycles(struct hash_desc *desc, char *p, int blen,
if (ret)
goto out;
for (pcount = 0; pcount < blen; pcount += plen) {
- sg_set_buf(sg, p + pcount, plen);
+ sg_init_one(sg, p + pcount, plen);
ret = crypto_hash_update(desc, sg, plen);
if (ret)
goto out;
@@ -706,7 +708,7 @@ static int test_hash_cycles(struct hash_desc *desc, char *p, int blen,
if (ret)
goto out;
for (pcount = 0; pcount < blen; pcount += plen) {
- sg_set_buf(sg, p + pcount, plen);
+ sg_init_one(sg, p + pcount, plen);
ret = crypto_hash_update(desc, sg, plen);
if (ret)
goto out;
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