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cryptodev_digest_copy: return error if allocating dstate->mac_data fails

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Signed-off-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Jonas Maebe 2013-12-08 17:20:30 +01:00 committed by Kurt Roeckx
parent 349e6b2b0a
commit d6f69ae547
1 changed files with 11 additions and 6 deletions
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17
crypto/engine/eng_cryptodev.c
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@ -901,17 +901,22 @@ static int cryptodev_digest_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
if (ioctl(dstate->d_fd, CIOCGSESSION, sess) < 0) {
put_dev_crypto(dstate->d_fd);
dstate->d_fd = -1;
printf("cryptodev_digest_init: Open session failed\n");
printf("cryptodev_digest_copy: Open session failed\n");
return (0);
}
if (fstate->mac_len != 0) {
if (fstate->mac_data != NULL)
{
dstate->mac_data = OPENSSL_malloc(fstate->mac_len);
memcpy(dstate->mac_data, fstate->mac_data, fstate->mac_len);
dstate->mac_len = fstate->mac_len;
}
{
dstate->mac_data = OPENSSL_malloc(fstate->mac_len);
if (dstate->mac_data == NULL)
{
printf("cryptodev_digest_copy: mac_data allocation failed\n");
return (0);
}
memcpy(dstate->mac_data, fstate->mac_data, fstate->mac_len);
dstate->mac_len = fstate->mac_len;
}
}
return 1;