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fix: Check if serial is readable (#232)

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Kroese 2025-03-28 20:14:19 +01:00 committed by GitHub
parent 0e5cca6a1e
commit 846c232bd0
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1 changed files with 3 additions and 2 deletions
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5
src/boot.sh
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@ -100,10 +100,11 @@ else
fi fi
SM_BIOS="" SM_BIOS=""
PS="/sys/class/dmi/id/product_serial"
if [ -s "/sys/class/dmi/id/product_serial" ]; then if [ -s "$PS" ] && [ -r "$PS" ]; then
BIOS_SERIAL=$(</sys/class/dmi/id/product_serial) BIOS_SERIAL=$(<"$PS")
BIOS_SERIAL="${BIOS_SERIAL//[![:alnum:]]/}" BIOS_SERIAL="${BIOS_SERIAL//[![:alnum:]]/}"
if [ -n "$BIOS_SERIAL" ]; then if [ -n "$BIOS_SERIAL" ]; then