libcollectdclient: Propagate errors when signing / encrypting network packets.

diff --git a/src/libcollectdclient/network.c b/src/libcollectdclient/network.c
index ddb3b5b..c390a1c 100644 (file)
--- a/src/libcollectdclient/network.c
+++ b/src/libcollectdclient/network.c
@@ -1,6 +1,6 @@
 /**
  * collectd - src/libcollectdclient/network.c
- * Copyright (C) 2005-2013  Florian Forster
+ * Copyright (C) 2005-2015  Florian Forster
  * Copyright (C) 2010       Max Henkel
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -219,7 +219,13 @@ static int server_send_buffer (lcc_server_t *srv) /* {{{ */
   memset (buffer, 0, sizeof (buffer));
   buffer_size = sizeof (buffer);
 
-  lcc_network_buffer_finalize (srv->buffer);
+  status = lcc_network_buffer_finalize (srv->buffer);
+  if (status != 0)
+  {
+    lcc_network_buffer_initialize (srv->buffer);
+    return (status);
+  }
+
   status = lcc_network_buffer_get (srv->buffer, buffer, &buffer_size);
   lcc_network_buffer_initialize (srv->buffer);
 

diff --git a/src/libcollectdclient/network_buffer.c b/src/libcollectdclient/network_buffer.c
index 61c7c22..343c285 100644 (file)
--- a/src/libcollectdclient/network_buffer.c
+++ b/src/libcollectdclient/network_buffer.c
@@ -1,6 +1,6 @@
 /**
  * collectd - src/libcollectdclient/network_buffer.c
- * Copyright (C) 2010-2012  Florian octo Forster
+ * Copyright (C) 2010-2015  Florian octo Forster
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -792,9 +792,9 @@ int lcc_network_buffer_finalize (lcc_network_buffer_t *nb) /* {{{ */
 
 #if HAVE_LIBGCRYPT
   if (nb->seclevel == SIGN)
-    nb_add_signature (nb);
+    return nb_add_signature (nb);
   else if (nb->seclevel == ENCRYPT)
-    nb_add_encryption (nb);
+    return nb_add_encryption (nb);
 #endif
 
   return (0);