extension documentation

[openssl.git] / ssl / ssl_rsa.c

diff --git a/ssl/ssl_rsa.c b/ssl/ssl_rsa.c
index be552c1d360a0dc8cc45a5b965629c5db5632418..96353c18bc17615c8eeeb3290dd5f06e9c20fc9f 100644 (file)
--- a/ssl/ssl_rsa.c
+++ b/ssl/ssl_rsa.c
@@ -157,7 +157,10 @@ int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa)
     }
 
     RSA_up_ref(rsa);
-    EVP_PKEY_assign_RSA(pkey, rsa);
+    if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) {
+        RSA_free(rsa);
+        return 0;
+    }
 
     ret = ssl_set_pkey(ssl->cert, pkey);
     EVP_PKEY_free(pkey);
@@ -192,6 +195,15 @@ static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
     if (c->pkeys[i].x509 != NULL) {
         EVP_PKEY *pktmp;
         pktmp = X509_get_pubkey(c->pkeys[i].x509);
+        if (pktmp == NULL) {
+            SSLerr(SSL_F_SSL_SET_PKEY, ERR_R_MALLOC_FAILURE);
+            EVP_PKEY_free(pktmp);
+            return 0;
+        }
+        /*
+         * The return code from EVP_PKEY_copy_parameters is deliberately
+         * ignored. Some EVP_PKEY types cannot do this.
+         */
         EVP_PKEY_copy_parameters(pktmp, pkey);
         EVP_PKEY_free(pktmp);
         ERR_clear_error();
@@ -386,6 +398,10 @@ static int ssl_set_cert(CERT *c, X509 *x)
     }
 
     if (c->pkeys[i].privatekey != NULL) {
+        /*
+         * The return code from EVP_PKEY_copy_parameters is deliberately
+         * ignored. Some EVP_PKEY types cannot do this.
+         */
         EVP_PKEY_copy_parameters(pkey, c->pkeys[i].privatekey);
         ERR_clear_error();
 
@@ -498,7 +514,10 @@ int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa)
     }
 
     RSA_up_ref(rsa);
-    EVP_PKEY_assign_RSA(pkey, rsa);
+    if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) {
+        RSA_free(rsa);
+        return 0;
+    }
 
     ret = ssl_set_pkey(ctx->cert, pkey);
     EVP_PKEY_free(pkey);