Use size_t as len type for Meter_UpdateValues

Most of the time the parameter is passed to snprintf type functions

1 files changed, 1 insertions, 1 deletions

diff --git a/CPUMeter.c b/CPUMeter.c
index 855d94bd..97fc3f0b 100644
--- a/CPUMeter.c
+++ b/CPUMeter.c
@@ -50,7 +50,7 @@ static void CPUMeter_init(Meter* this) {
       Meter_setCaption(this, "Avg");
 }
 
-static void CPUMeter_updateValues(Meter* this, char* buffer, int size) {
+static void CPUMeter_updateValues(Meter* this, char* buffer, size_t size) {
    int cpu = this->param;
    if (cpu > this->pl->cpuCount) {
       xSnprintf(buffer, size, "absent");