From 9d29f3285bc14e0678b264eef7e76bcfe3a7639f Mon Sep 17 00:00:00 2001
From: Thierry Vignaud <thierry.vignaud@gmail.com>
Date: Thu, 22 Jun 2017 13:53:44 +0200
Subject: simplify: use //= where appropirate

---
 rpmdrake.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rpmdrake.pm b/rpmdrake.pm
index 907a83bb..ef121029 100644
--- a/rpmdrake.pm
+++ b/rpmdrake.pm
@@ -212,7 +212,7 @@ sub readconf() {
 	}
     }
     # special cases:
-    $::rpmdrake_options{'no-confirmation'} = $no_confirmation->[0] if !defined $::rpmdrake_options{'no-confirmation'};
+    $::rpmdrake_options{'no-confirmation'} //= $no_confirmation->[0];
     $Rpmdrake::init::default_list_mode = $tree_mode->[0] if ref $tree_mode && !$Rpmdrake::init::overriding_config;
 }
 
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