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make sure mp_init return always checked

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This commit is contained in:
toddouska
2012-08-27 11:30:22 -07:00
parent 0534d44c9e
commit 30a264eb65
3 changed files with 24 additions and 10 deletions
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16
ctaocrypt/src/pwdbased.c
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@@ -261,11 +261,14 @@ int PKCS12_PBKDF(byte* output, const byte* passwd, int passLen,const byte* salt,
for (i = 0; i < (int)v; i++)
B[i] = Ai[i % u];
mp_init(&B1);
if (mp_read_unsigned_bin(&B1, B, v) != MP_OKAY)
if (mp_init(&B1) != MP_OKAY)
ret = MP_INIT_E;
else if (mp_read_unsigned_bin(&B1, B, v) != MP_OKAY)
ret = MP_READ_E;
else if (mp_add_d(&B1, (mp_digit)1, &B1) != MP_OKAY) {
else if (mp_add_d(&B1, (mp_digit)1, &B1) != MP_OKAY)
ret = MP_ADD_E;
if (ret != 0) {
mp_clear(&B1);
break;
}
@@ -275,9 +278,10 @@ int PKCS12_PBKDF(byte* output, const byte* passwd, int passLen,const byte* salt,
mp_int i1;
mp_int res;
mp_init(&i1);
mp_init(&res);
if (mp_init_multi(&i1, &res, NULL, NULL, NULL, NULL) != MP_OKAY) {
ret = MP_INIT_E;
break;
}
if (mp_read_unsigned_bin(&i1, I + i, v) != MP_OKAY)
ret = MP_READ_E;
else if (mp_add(&i1, &B1, &res) != MP_OKAY)