fix(dracut-catimages.sh): do not call shift for options without arguments

`--nooverlay` and `--noimagedir` do not expect any arguments, so calling shift
after processing them has unintended effects.

diff --git a/dracut-catimages.sh b/dracut-catimages.sh
index f28f35ba69622a337b9bbd9c1d04f512adadc0e3..bfcf00e8b6fc7217f9d6ee478f98b749556b86ce 100755 (executable)
--- a/dracut-catimages.sh
+++ b/dracut-catimages.sh
@@ -60,11 +60,9 @@ while (($# > 0)); do
             ;;
         --nooverlay)
             no_overlay=yes
-            shift
             ;;
         --noimagedir)
             no_imagedir=yes
-            shift
             ;;
         -h | --help)
             usage