X-Git-Url: http://www.privoxy.org/gitweb/?p=privoxy.git;a=blobdiff_plain;f=openssl.c;h=e3717af5db842e5135a0e2e0d60694c1613f061c;hp=32f8f27851dd561dd7a0f9653948fee4a7a30d29;hb=c0def7e7a0e43f3a907e96391937817e8912d230;hpb=0721803ed9b8e7446e7915d4cb53f2284f0631f5

diff --git a/openssl.c b/openssl.c
index 32f8f278..e3717af5 100644
--- a/openssl.c
+++ b/openssl.c
@@ -654,6 +654,13 @@ static int ssl_store_cert(struct client_state *csp, X509* crt)
    BIO_write(bio, &zero, 1);
 
    len = BIO_get_mem_data(bio, &bio_mem_data);
+   if (len <= 0)
+   {
+      log_error(LOG_LEVEL_ERROR, "BIO_get_mem_data() returned %d "
+         "while gathering certificate information", len);
+      ret = -1;
+      goto exit;
+   }
    encoded_text = html_encode(bio_mem_data);
    if (encoded_text == NULL)
    {
@@ -1141,7 +1148,8 @@ extern int create_server_ssl_connection(struct client_state *csp)
    chain = SSL_get_peer_cert_chain(ssl);
    if (chain)
    {
-      for (int i = 0; i < sk_X509_num(chain); i++)
+      int i;
+      for (i = 0; i < sk_X509_num(chain); i++)
       {
          if (ssl_store_cert(csp, sk_X509_value(chain, i)) != 0)
          {