Fix optional shellcheck warnings

Additionally fix a few code style issues found with shfmt.

1 files changed, 7 insertions, 6 deletions

diff --git a/configs/releng/airootfs/root/.automated_script.sh b/configs/releng/airootfs/root/.automated_script.sh
index f257537..8e72bf7 100755
--- a/configs/releng/airootfs/root/.automated_script.sh
+++ b/configs/releng/airootfs/root/.automated_script.sh
@@ -1,17 +1,18 @@
 #!/usr/bin/env bash
 
-script_cmdline ()
-{
+script_cmdline() {
     local param
-    for param in $(< /proc/cmdline); do
+    for param in $(</proc/cmdline); do
         case "${param}" in
-            script=*) echo "${param#*=}" ; return 0 ;;
+            script=*)
+                echo "${param#*=}"
+                return 0
+                ;;
         esac
     done
 }
 
-automated_script ()
-{
+automated_script() {
     local script rt
     script="$(script_cmdline)"
     if [[ -n "${script}" && ! -x /tmp/startup_script ]]; then