From 914d1c5f25d00c735cc0e18d83ceff1fac26247f Mon Sep 17 00:00:00 2001
From: Lars Kruse <devel@sumpfralle.de>
Date: Mon, 12 Aug 2019 00:43:25 +0200
Subject: [PATCH] Plugin lxc: clarify network bandwidth calculation

---
 plugins/lxc/lxc-multigraph | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/lxc/lxc-multigraph b/plugins/lxc/lxc-multigraph
index 177c681d..183fcc8f 100755
--- a/plugins/lxc/lxc-multigraph
+++ b/plugins/lxc/lxc-multigraph
@@ -269,7 +269,8 @@ EOF
       fi
       bps="U"
       if [ -r "/sys/class/net/$device/speed" ]; then
-         bps=$(($(cat "/sys/class/net/$device/speed") * 1000 * 1000))
+         megabit_per_second=$(cat "/sys/class/net/$device/speed")
+         bps=$((megabit_per_second * 1000 * 1000))
       fi
       cat <<EOF
 $(clean_fieldname "net__${n}_down").label $n