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Handle default value for get_iface_from_mac

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Frédéric Pierret (fepitre) 2019-05-18 10:42:13 +02:00
parent da162d7615
commit 902da9f837
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1 changed files with 3 additions and 1 deletions
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4
init/functions
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@ -131,7 +131,9 @@ umount_retry() {
get_iface_from_mac() { get_iface_from_mac() {
local mac="$1" local mac="$1"
local iface local iface
iface="$(ip -o link | grep -i "$mac" | awk '{print $2}' | cut -d ':' -f1)" if [ "x$mac" != "x" ]; then
iface="$(ip -o link | grep -i "$mac" | awk '{print $2}' | cut -d ':' -f1)"
fi
echo "$iface" echo "$iface"
} }