diff --git a/src/plugin.c b/src/plugin.c
index 453e896bde1193fc6eca04177b347ae562715d2b..4c6a0322f18200f92caee47adbe41ab089ee94f5 100644 (file)
--- a/src/plugin.c
+++ b/src/plugin.c
{
data_set_t *ds;
+ if (data_sets == NULL)
+ {
+ ERROR ("plugin_get_ds: No data sets are defined yet.");
+ return (NULL);
+ }
+
if (c_avl_get (data_sets, name, (void *) &ds) != 0)
{
DEBUG ("No such dataset registered: %s", name);