init: correct trimming of earlymodules and MODULES

This never worked properly and only "fixed" the stupid bug that found
an edge case when either of these vars contains nothing more than a
single space.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>

1 files changed, 2 insertions, 5 deletions

diff --git a/init b/init
index 8e9ad90..7cd812f 100644
--- a/init
+++ b/init
@@ -26,14 +26,11 @@ for d in ${disablehooks//,/ }; do
     eval "hook_${d}=disabled"
 done
 
-earlymodules=${earlymodules//,/ }
-if [ -n "${earlymodules## }" ]; then
-    modprobe -qab ${earlymodules}
-fi
+[ -n "${earlymodules//[[:space:]]}" ] && modprobe -qab ${earlymodules//,/ }
 
 . /config
 
-[ -n "${MODULES## }" ] && modprobe -qab $MODULES
+[ -n "${MODULES//[[:space:]]}" ] && modprobe -qab $MODULES
 
 # If rootdelay is empty or not a non-negative integer, set it to 10
 if [ -z "${rootdelay}" ] || ! [ "${rootdelay}" -ge 0 ]; then