UBUNTU: debian -- add usage help to insert-mainline-changes

Signed-off-by: Andy Whitcroft <apw@canonical.com>

diff --git a/debian/scripts/misc/insert-mainline-changes b/debian/scripts/misc/insert-mainline-changes
index cc71ea1..5678b10 100755 (executable)
--- a/debian/scripts/misc/insert-mainline-changes
+++ b/debian/scripts/misc/insert-mainline-changes
@@ -1,7 +1,8 @@
 #!/usr/bin/perl
 
 if ($#ARGV != 2) {
-       die "Usage: $0 <changelog> <to> <range>\n";
+       warn "Usage: $0 <changelog> <to> <range>\n";
+       die  "       $0 debian.master/changelog v3.2.3 v3.2.2..v3.2.3\n";
 }
 my ($changelog, $to, $range) = @ARGV;