usttrace: fix arg error handling

diff --git a/usttrace b/usttrace
index c77f73114ae97d6e2db7f431f4f03c9714a17dd7..e8ab13c7079ea2ca84eaa048805e2e13ae58bc0c 100755 (executable)
--- a/usttrace
+++ b/usttrace
@@ -36,9 +36,9 @@ while getopts ":hlLmfs" options; do
                s) arg_syswide_daemon=1;;
                h) usage;
                   exit 0;;
-               \?) echo $usage
+               \?) usage
                        exit 1;;
-               *) echo $usage
+               *) usage
                        exit 1;;
        esac
 done