snmp plugin: res can't be NULL here

[collectd.git] / src / utils_rrdcreate.c

diff --git a/src/utils_rrdcreate.c b/src/utils_rrdcreate.c
index fb04201cedd4f3b886eeb67447585886346db8bf..2012b849c8dea9dabdc569e5268d6efe5696949f 100644 (file)
--- a/src/utils_rrdcreate.c
+++ b/src/utils_rrdcreate.c
@@ -355,7 +355,7 @@ static int ds_get (char ***ret, /* {{{ */
     return (-1);
   }
 
-  if (ds_num <= 0)
+  if (ds_num == 0)
   {
     sfree (ds_def);
     return (0);