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fixed memleak

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This commit is contained in:
Martin Willi
2008-11-04 13:01:36 +00:00
parent 480be6436a
commit dcbea444ee
1 changed files with 11 additions and 8 deletions
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src/libstrongswan/plugins/openssl/openssl_rsa_private_key.c
+11 -8
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@@ -74,9 +74,10 @@ openssl_rsa_public_key_t *openssl_rsa_public_key_create_from_n_e(BIGNUM *n, BIGN
* Build an EMPSA PKCS1 signature described in PKCS#1 * Build an EMPSA PKCS1 signature described in PKCS#1
*/ */
static bool build_emsa_pkcs1_signature(private_openssl_rsa_private_key_t *this, static bool build_emsa_pkcs1_signature(private_openssl_rsa_private_key_t *this,
int type, chunk_t data, chunk_t *signature) int type, chunk_t data, chunk_t *out)
{ {
bool success = FALSE; bool success = FALSE;
u_char *sig = NULL;
u_int len; u_int len;
const EVP_MD *hasher = EVP_get_digestbynid(type); const EVP_MD *hasher = EVP_get_digestbynid(type);
if (!hasher) if (!hasher)
@@ -106,15 +107,17 @@ static bool build_emsa_pkcs1_signature(private_openssl_rsa_private_key_t *this,
goto error; goto error;
} }
*signature = chunk_alloc(RSA_size(this->rsa)); sig = malloc(EVP_PKEY_size(key));
if (EVP_SignFinal(ctx, sig, &len, key))
if (!EVP_SignFinal(ctx, signature->ptr, &len, key))
{ {
goto error; out->ptr = sig;
out->len = len;
success = TRUE;
}
else
{
free(sig);
} }
signature->len = len;
success = TRUE;
error: error:
if (key) if (key)