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Fix memory leaks in hs_descriptor/decode_descriptor and in encode_enc_key()

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This commit is contained in:
Nick Mathewson 2016-11-04 14:27:45 -04:00
parent a4291eef5a
commit d16b4b3e48
2 changed files with 6 additions and 2 deletions
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4
src/or/hs_descriptor.c
View File

@ -270,7 +270,7 @@ encode_enc_key(const ed25519_keypair_t *sig_key,
char *key_str, b64_cert[256];
ssize_t cert_len;
size_t key_str_len;
uint8_t *cert_data;
uint8_t *cert_data = NULL;
/* Create cross certification cert. */
cert_len = tor_make_rsa_ed25519_crosscert(&sig_key->pubkey,
@ -284,9 +284,11 @@ encode_enc_key(const ed25519_keypair_t *sig_key,
/* Encode cross cert. */
if (base64_encode(b64_cert, sizeof(b64_cert), (const char *) cert_data,
cert_len, BASE64_ENCODE_MULTILINE) < 0) {
tor_free(cert_data);
log_warn(LD_REND, "Unable to encode legacy crosscert.");
goto err;
}
tor_free(cert_data);
/* Convert the encryption key to a string. */
if (crypto_pk_write_public_key_to_string(ip->enc_key.legacy, &key_str,
&key_str_len) < 0) {

4
src/test/test_hs_descriptor.c
View File

@ -498,6 +498,7 @@ test_decode_descriptor(void *arg)
char *encoded = NULL;
hs_descriptor_t *desc = helper_build_hs_desc(0);
hs_descriptor_t *decoded = NULL;
hs_descriptor_t *desc_no_ip = NULL;
(void) arg;
@ -517,7 +518,7 @@ test_decode_descriptor(void *arg)
/* Decode a descriptor with _no_ introduction points. */
{
hs_descriptor_t *desc_no_ip = helper_build_hs_desc(1);
desc_no_ip = helper_build_hs_desc(1);
tt_assert(desc_no_ip);
tor_free(encoded);
ret = hs_desc_encode_descriptor(desc_no_ip, &encoded);
@ -531,6 +532,7 @@ test_decode_descriptor(void *arg)
done:
hs_descriptor_free(desc);
hs_descriptor_free(desc_no_ip);
hs_descriptor_free(decoded);
tor_free(encoded);
}