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pkcs15-algo: fixed resource leak

This commit is contained in:
Frank Morgner 2015-04-29 23:22:27 +02:00 committed by Viktor Tarasov
parent 1f69a0d687
commit c7afbb4ca2
1 changed files with 8 additions and 6 deletions
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14
src/libopensc/pkcs15-algo.c
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@ -281,20 +281,22 @@ asn1_decode_ec_params(sc_context_t *ctx, void **paramp,
if (buflen == 0 || buf == NULL)
return 0;
ecp = calloc(sizeof(struct sc_ec_parameters), 1);
if (ecp == NULL)
return SC_ERROR_OUT_OF_MEMORY;
r = sc_asn1_decode_choice(ctx, asn1_ec_params, buf, buflen, NULL, NULL);
/* r = index in asn1_ec_params */
sc_debug(ctx, SC_LOG_DEBUG_ASN1, "asn1_decode_ec_params r=%d", r);
if (r < 0)
return r;
ecp = calloc(sizeof(struct sc_ec_parameters), 1);
if (ecp == NULL)
return SC_ERROR_OUT_OF_MEMORY;
if (r <= 1) {
ecp->der.value = malloc(buflen);
if (ecp->der.value == NULL)
if (ecp->der.value == NULL) {
free(ecp);
return SC_ERROR_OUT_OF_MEMORY;
}
ecp->der.len = buflen;
memcpy(ecp->der.value, buf, buflen);
}
@ -304,7 +306,7 @@ asn1_decode_ec_params(sc_context_t *ctx, void **paramp,
ecp->type = r; /* but 0 = ecparams if any, 1=named curve */
*paramp = ecp;
return 0;
return SC_SUCCESS;
};
static int