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Fix a variable undefined error

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This commit is contained in:
Chai Feng 2020-08-12 13:31:27 +08:00
parent 3739f1396b
commit 173f9659d7
1 changed files with 1 additions and 1 deletions
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ufw-docker
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@ -276,7 +276,7 @@ function rm-on-exit() {
}
function on-exit() {
for file in "${files_to_be_deleted[@]}"; do
for file in "${files_to_be_deleted[@]:-}"; do
[[ -f "$file" ]] && rm -r "$file"
done
files_to_be_deleted=()