Check return of PEM_write_* functions and report possible errors

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1025)
(cherry picked from commit c73aa309049c4f04ec81f0f1cf552eab8456a16e)
This commit is contained in:
Richard Levitte 2016-05-04 14:44:10 +02:00
parent a1eef756cc
commit b9284c75ac

View File

@ -832,6 +832,7 @@ int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
EVP_PKEY *pkey;
PKCS8_PRIV_KEY_INFO *p8;
X509 *x509;
int ret = 0;
switch (M_PKCS12_bag_type(bag)) {
case NID_keyBag:
@ -844,7 +845,7 @@ int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
if (!(pkey = EVP_PKCS82PKEY(p8)))
return 0;
print_attribs(out, p8->attributes, "Key Attributes");
PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
EVP_PKEY_free(pkey);
break;
@ -864,7 +865,7 @@ int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
}
print_attribs(out, p8->attributes, "Key Attributes");
PKCS8_PRIV_KEY_INFO_free(p8);
PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
EVP_PKEY_free(pkey);
break;
@ -884,7 +885,7 @@ int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
if (!(x509 = PKCS12_certbag2x509(bag)))
return 0;
dump_cert_text(out, x509);
PEM_write_bio_X509(out, x509);
ret = PEM_write_bio_X509(out, x509);
X509_free(x509);
break;
@ -902,7 +903,7 @@ int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bag, char *pass,
return 1;
break;
}
return 1;
return ret;
}
/* Given a single certificate return a verified chain or NULL if error */