sdelay: reduce function to just one line

diff --git a/defaults/initrd.scripts b/defaults/initrd.scripts
index 4da6968492db40af3fc99875ca6f2db8e5a29a8e..d672e5575511320bc4413d6386aa35fc9534968a 100755 (executable)
--- a/defaults/initrd.scripts
+++ b/defaults/initrd.scripts
@@ -883,12 +883,7 @@ startLUKS() {
 sdelay() {
        # Sleep a specific number of seconds if SDELAY is set otherwise only sleep
        # 3 seconds, which is a much better default than 1 second (previous default)
-       if [ "${SDELAY}" ]
-       then
-               sleep ${SDELAY}
-       else
-               sleep 3
-       fi
+       sleep ${SDELAY:-3}
 }
 
 quiet_kmsg() {