functions: fix unbound variable

raspi-desktop-1
Joshua Powers 5 years ago
parent a6a7be7c18
commit d542e8e4a0
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@ -640,7 +640,7 @@ snap_preseed() {
# Seed from the specified channel (e.g. core18 latest/stable) # Seed from the specified channel (e.g. core18 latest/stable)
# Or Channel endcoded in the snap name (e.g. lxd=4.0/stable/ubuntu-20.04) # Or Channel endcoded in the snap name (e.g. lxd=4.0/stable/ubuntu-20.04)
# Or Ubuntu policy default channel latest/stable/ubuntu-$(release_ver) # Or Ubuntu policy default channel latest/stable/ubuntu-$(release_ver)
local CHANNEL=$3 local CHANNEL=${3:-}
if [ -z "$CHANNEL" ]; then if [ -z "$CHANNEL" ]; then
case $2 in case $2 in
*=*) *=*)

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