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Enhance config_file function to improve MAC address validation by allowing unset variable expansion

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Michel Roegl-Brunner
2025-05-16 10:55:18 +02:00
parent 741e2942db
commit 749f22c72b
1 changed files with 1 additions and 1 deletions
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misc/build.func
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@@ -1186,7 +1186,7 @@ config_file() {
fi fi
fi fi
if [[ -n "${MAC}" ]]; then if [[ -n "${MAC-}" ]]; then
if [[ "$MAC" =~ ^([A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2}$ ]]; then if [[ "$MAC" =~ ^([A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2}$ ]]; then
echo -e "${MACADDRESS}${BOLD}${DGN}MAC Address: ${BGN}$MAC${CL}" echo -e "${MACADDRESS}${BOLD}${DGN}MAC Address: ${BGN}$MAC${CL}"
MAC=",hwaddr=$MAC" MAC=",hwaddr=$MAC"