[gnome-applets/wip/muktupavels/werror] cpufreq: fix -Wabsolute-value warning

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 3d4705983aaaa06ef671e4823473d79120856b7b
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sat Apr 4 21:58:19 2020 +0300

    cpufreq: fix -Wabsolute-value warning

 gnome-applets/cpufreq/cpufreq-selector/cpufreq-selector.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/gnome-applets/cpufreq/cpufreq-selector/cpufreq-selector.c 
b/gnome-applets/cpufreq/cpufreq-selector/cpufreq-selector.c
index edc93df76..d7525cd49 100644
--- a/gnome-applets/cpufreq/cpufreq-selector/cpufreq-selector.c
+++ b/gnome-applets/cpufreq/cpufreq-selector/cpufreq-selector.c
@@ -101,7 +101,10 @@ cpufreq_selector_get_valid_frequency (CPUFreqSelector *selector,
           return frequency;
         }
 
-      current_dist = abs (freq->frequency - frequency);
+      if (freq->frequency > frequency)
+        current_dist = freq->frequency - frequency;
+      else
+        current_dist = frequency - freq->frequency;
 
       if (current_dist < dist)
         {