Remove redundant check from overload.pm

I added this in ca6102577e.  It is silly to check ref $sub a few
lines after $sub = \&....

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/overload.pm b/lib/overload.pm
index 51801d643d..20c011994f 100644
--- a/lib/overload.pm
+++ b/lib/overload.pm
@@ -81,7 +81,7 @@ sub ov_method {
   return undef unless $globref;
   my $sub = \&{*$globref};
   no overloading;
-  return $sub if !ref $sub or $sub != \&nil;
+  return $sub if $sub != \&nil;
   return shift->can($ {*$globref});
 }