From 1864d68961b65bc807287cb771642162f4918b12 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Fri, 5 Jun 2020 13:44:38 +0200
Subject: [PATCH] module/battery: don't need 'energy' unless we're estimating
 time left

---
 modules/battery.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/modules/battery.c b/modules/battery.c
index 2a70fa4..9bde2f6 100644
--- a/modules/battery.c
+++ b/modules/battery.c
@@ -63,13 +63,13 @@ content(struct module *mod)
            m->state == STATE_CHARGING ||
            m->state == STATE_DISCHARGING);
 
-    unsigned long energy = m->state == STATE_CHARGING
-        ? m->energy_full - m->energy : m->energy;
-
     unsigned long hours;
     unsigned long minutes;
 
     if (m->time_to_empty < 0) {
+        unsigned long energy = m->state == STATE_CHARGING
+            ? m->energy_full - m->energy : m->energy;
+
         double hours_as_float;
         if (m->state == STATE_FULL)
             hours_as_float = 0.0;