tiny fixup to getarg to make handling more arguments slightly easier

This patch series adds support for some common mount arguments that have to be
handled in the initramfs.

It is also available at
http://git.fnordovax.org/dracut/log/?h=handle-more-parameters

diff --git a/init b/init
index 358ef02..ee1123c 100755 (executable)
--- a/init
+++ b/init
@@ -16,7 +16,7 @@ emergency_shell()
 getarg() {
     local o line
     for o in $CMDLINE; do
-       [ "${o%%=*}" = "$1" ] && { echo $o; break; }
+       [ "${o%%=*}" = "$1" ] && { echo $o; return 0; }
     done
     return 1
 }