X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fthreshold.c;h=b753d37445166c4facfdd9facf2cabbf8e4fa1be;hb=4825cf6e51535f5c1550bc753bbc2f5161905543;hp=38c7efb016d73a1d62bd10bb3efb0e5670caf1e1;hpb=9b39918bdadabb12ec040f0f191c0d21cb6ddd53;p=collectd.git

diff --git a/src/threshold.c b/src/threshold.c
index 38c7efb0..b753d374 100644
--- a/src/threshold.c
+++ b/src/threshold.c
@@ -872,6 +872,7 @@ int ut_config (oconfig_item_t *ci)
 { /* {{{ */
   int i;
   int status = 0;
+  int old_size = c_avl_size (threshold_tree);
 
   threshold_t th;
 
@@ -915,7 +916,9 @@ int ut_config (oconfig_item_t *ci)
       break;
   }
 
-  if (c_avl_size (threshold_tree) > 0) {
+  /* register callbacks if this is the first time we see a valid config */
+  if ((old_size == 0) && (c_avl_size (threshold_tree) > 0))
+  {
     plugin_register_missing ("threshold", ut_missing,
         /* user data = */ NULL);
     plugin_register_write ("threshold", ut_check_threshold,