pci_path="/sys/bus/pci/devices/${ADDR}"
drv_path="/sys/bus/pci/drivers/${DRIVER}"
- vd=$(cat ${pci_path}/vendor ${pci_path}/device) || {
- die "Failed to retrieve interface details!"
- }
- set +e
- echo ${vd} | sudo tee ${drv_path}/new_id
- set -e
- echo ${ADDR} | sudo tee ${pci_path}/driver/unbind || {
- die "Failed to unbind interface ${ADDR}!"
- }
+ if [ -d "${pci_path}/driver" ]; then
+ echo ${ADDR} | sudo tee ${pci_path}/driver/unbind || {
+ die "Failed to unbind interface ${ADDR}!"
+ }
+ fi
echo ${ADDR} | sudo tee ${drv_path}/bind || {
die "Failed to bind interface ${ADDR}!"
}