usage: take exit code as param

thus it can correctly indicate success/fail status instead of always
indicating failure. when a user asks for usage with -u|--usage then we
should exit in success mode rather than failure as when usage in printed
in response to incorrect usage.

Gbp-Dch: Short

1 files changed, 1 insertions, 1 deletions

diff --git a/scripts/build/chroot_hostname b/scripts/build/chroot_hostname
index 02578485a..d90e3710d 100755
--- a/scripts/build/chroot_hostname
+++ b/scripts/build/chroot_hostname
@@ -77,6 +77,6 @@ EOF
 		;;
 
 	*)
-		Usage
+		Usage 1
 		;;
 esac