send-email: get_patch_subject doesn't need a prototype

diff --git a/git-send-email.perl b/git-send-email.perl
index 488d8947da57b1ba161ebd877a609754e47d2c07..b50c963793914cebe9dbb1f44047f686805d8f47 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -549,7 +549,7 @@ ($)
        usage();
 }
 
-sub get_patch_subject($) {
+sub get_patch_subject {
        my $fn = shift;
        open (my $fh, '<', $fn);
        while (my $line = <$fh>) {