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, 2 insertions, 3 deletions

diff --git a/scripts/build/clean b/scripts/build/clean
index c1cf3bba7..82bf052f6 100755
--- a/scripts/build/clean
+++ b/scripts/build/clean
@@ -144,7 +144,7 @@ do
 			;;
 
 		-u|--usage)
-			Usage
+			Usage 0
 			;;
 
 		-v|--version)
@@ -153,8 +153,7 @@ do
 			;;
 
 		*)
-			Usage
-			exit 1
+			Usage 1
 			;;
 	esac
 done