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dracut-module-setup.sh: use "*" to expend array as string 

As suggested by:
https://github.com/koalaman/shellcheck/wiki/SC2199
The array is not quoted here but implicitly concatenate still happens,
could be harmless but shellcheck complains about it so fix it.

Signed-off-by: Kairui Song <kasong@redhat.com>
Acked-by: Philipp Rudo <prudo@redhat.com>
This commit is contained in:
Kairui Song 2021-08-04 15:47:43 +08:00
parent 49dd4fcdbb
commit da3ad9cbda
1 changed files with 1 additions and 1 deletions
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2
dracut-module-setup.sh
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@ -94,7 +94,7 @@ kdump_setup_dns() {
_tmp=$(get_nmcli_value_by_field "$_nm_show_cmd" "IP4.DNS")
array=(${_tmp//|/ })
if [[ ${array[@]} ]]; then
if [[ ${array[*]} ]]; then
for _dns in "${array[@]}"
do
echo "nameserver=$_dns" >> "$_dnsfile"