From f253bbebd2fffbc221732f9a3e95c48e7b1d8779 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Tue, 18 Dec 2018 20:22:48 +0100
Subject: [PATCH] module/battery: we're scanning into a signed long

---
 modules/battery/battery.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/battery/battery.c b/modules/battery/battery.c
index 27db267..c374708 100644
--- a/modules/battery/battery.c
+++ b/modules/battery/battery.c
@@ -120,7 +120,7 @@ readint_from_fd(int fd)
     assert(s != NULL);
 
     long ret;
-    int r = sscanf(s, "%lu", &ret);
+    int r = sscanf(s, "%ld", &ret);
     assert(r == 1);
 
     return ret;