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check param_template[i].pValue is non NULL

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Bill Parker 2018-07-10 12:34:00 +10:00 committed by Evan Hunt
parent cffb1ef0ac
commit 8ac0152651
1 changed files with 18 additions and 4 deletions
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22
bin/pkcs11/pkcs11-keygen.c
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@ -657,8 +657,18 @@ main(int argc, char *argv[]) {
}
/* Allocate space for parameter attributes */
for (i = 0; i < param_attrcnt; i++)
for (i = 0; i < param_attrcnt; i++) {
param_template[i].pValue = NULL;
}
for (i = 0; i < param_attrcnt; i++) {
param_template[i].pValue = malloc(param_template[i].ulValueLen);
if (param_template[i].pValue == NULL) {
fprintf(stderr, "malloc failed\n");
error = 1;
goto exit_params;
}
}
rv = pkcs_C_GetAttributeValue(hSession, domainparams,
dsa_param_template, DSA_PARAM_ATTRS);
@ -713,9 +723,13 @@ main(int argc, char *argv[]) {
exit_params:
/* Free parameter attributes */
if (keyclass == key_dsa || keyclass == key_dh)
for (i = 0; i < param_attrcnt; i++)
free(param_template[i].pValue);
if (keyclass == key_dsa || keyclass == key_dh) {
for (i = 0; i < param_attrcnt; i++) {
if (param_template[i].pValue != NULL) {
free(param_template[i].pValue);
}
}
}
exit_domain:
/* Destroy domain parameters */