disk plugin: Fix incorrect type.

diff --git a/src/disk.c b/src/disk.c
index 45a4513d0f1d475fec659470140299e3e7fdca53..8dcf876ebe5eaa114cdc93fbffc08d70505857b0 100644 (file)
--- a/src/disk.c
+++ b/src/disk.c
@@ -749,7 +749,7 @@ static int disk_read(void) {
       m.value.counter = (counter_t)busy_time;
       metric_family_metric_append(&fam_disk_io_time, m);
 
-      m.value.gauge = (gauge)utilization;
+      m.value.gauge = (gauge_t)utilization;
       metric_family_metric_append(&fam_utilization, m);
 
       m.value.counter = (counter_t)total_duration;