X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fwrite_riemann_threshold.c;h=5c8559eb7b157414cd86df73a07ae25ab4e6927b;hb=ac077f078300f47d5a6b75aaeeb0999799309283;hp=6d5af032565b909f8448811cc0aa8dc6167265d9;hpb=f5adf265a374e5e0dba89a4a9903e7719dc57039;p=collectd.git

diff --git a/src/write_riemann_threshold.c b/src/write_riemann_threshold.c
index 6d5af032..5c8559eb 100644
--- a/src/write_riemann_threshold.c
+++ b/src/write_riemann_threshold.c
@@ -133,7 +133,7 @@ static int ut_check_one_threshold (const data_set_t *ds,
     int *statuses)
 { /* {{{ */
   int ret = -1;
-  int i;
+  size_t i;
   int status;
   gauge_t values_copy[ds->ds_num];
 
@@ -202,7 +202,9 @@ int write_riemann_threshold_check (const data_set_t *ds, const value_list_t *vl,
   gauge_t *values;
   int status;
 
+  assert (vl->values_len > 0);
   memset(statuses, 0, vl->values_len * sizeof(*statuses));
+
   if (threshold_tree == NULL)
 	  return 0;