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[Bug 337099] Crash [@ PK11_ParamFromIV] Variable "iv" tracked as NULL

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was dereferenced. r=nelson


git-svn-id: svn://10.0.0.236/trunk@199756 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
alexei.volkov.bugs%sun.com
2006-06-12 21:16:57 +00:00
parent 82160ae01b
commit 8ebf848c0a
1 changed files with 2 additions and 2 deletions
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4
mozilla/security/nss/lib/pk11wrap/pk11mech.c
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@@ -823,7 +823,7 @@ PK11_ParamFromIV(CK_MECHANISM_TYPE type,SECItem *iv)
rc5_cbc_params = (CK_RC5_CBC_PARAMS *)
PORT_Alloc(sizeof(CK_RC5_CBC_PARAMS) + ((iv) ? iv->len : 0));
if (rc5_cbc_params == NULL) break;
if (iv && iv->data) {
if (iv && iv->data && iv->len) {
rc5_cbc_params->pIv = ((CK_BYTE_PTR) rc5_cbc_params)
+ sizeof(CK_RC5_CBC_PARAMS);
PORT_Memcpy(rc5_cbc_params->pIv,iv->data,iv->len);
@@ -832,7 +832,7 @@ PK11_ParamFromIV(CK_MECHANISM_TYPE type,SECItem *iv)
} else {
rc5_cbc_params->ulWordsize = 4;
rc5_cbc_params->pIv = NULL;
rc5_cbc_params->ulIvLen = iv->len;
rc5_cbc_params->ulIvLen = 0;
}
rc5_cbc_params->ulRounds = 16;
param->data = (unsigned char *) rc5_cbc_params;