keep plugin instance for first cpu

diff --git a/src/cpu.c b/src/cpu.c
index 3882c6fdee197c99820e0fb6f825008d86cafb18..1d7322c48b8ea390034edda290fee7119fdf03a9 100644 (file)
--- a/src/cpu.c
+++ b/src/cpu.c
@@ -315,7 +315,7 @@ static void submit_value (int cpu_num, int cpu_state, const char *type, value_t
        sstrncpy (vl.type_instance, cpu_state_names[cpu_state],
                  sizeof (vl.type_instance));
 
-       if (cpu_num > 0) {
+       if (cpu_num >= 0) {
                ssnprintf (vl.plugin_instance, sizeof (vl.plugin_instance),
                           "%i", cpu_num);
        }
@@ -363,7 +363,6 @@ static void submit (int cpu_num, derive_t *derives)
         gauge_t percent;
         
        if (!report_percent && report_by_cpu) {
-
                for (i = 1; i < CPU_SUBMIT_ACTIVE; i++)
                {
                        if (derives[i] == -1)