X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fdaemon%2Futils_avltree.c;h=87568fb243ffbed70e390f9a45dd402a41a03052;hb=88bd89f106abd5c0a9f9a80246e31a16c36a3c6d;hp=6a4e0f3e4dd8b523893f6a0ca80d682bed633df3;hpb=d45f9cdfc084fc5e8783073b993d58b84deb5d58;p=collectd.git

diff --git a/src/daemon/utils_avltree.c b/src/daemon/utils_avltree.c
index 6a4e0f3e..87568fb2 100644
--- a/src/daemon/utils_avltree.c
+++ b/src/daemon/utils_avltree.c
@@ -534,6 +534,8 @@ int c_avl_pick(c_avl_tree_t *t, void **key, void **value) {
   c_avl_node_t *n;
   c_avl_node_t *p;
 
+  assert(t != NULL);
+
   if ((key == NULL) || (value == NULL))
     return -1;
   if (t->root == NULL)