qspawn: shorten life of {hdr_buf} in generic code path

No point in keeping the old buffer around if we don't need to.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/PublicInbox/Qspawn.pm b/lib/PublicInbox/Qspawn.pm
index ef9db43e..da7cd74f 100644
--- a/lib/PublicInbox/Qspawn.pm
+++ b/lib/PublicInbox/Qspawn.pm
@@ -247,9 +247,9 @@ sub psgi_return_init_cb {
                                         delete($self->{hdr_buf}));
         } else { # for synchronous PSGI servers
                 require PublicInbox::GetlineBody;
+                my $buf = delete $self->{hdr_buf};
                 $r->[2] = PublicInbox::GetlineBody->new($self->{rpipe},
-                                        \&event_step, $self,
-                                        ${$self->{hdr_buf}}, $filter);
+                                        \&event_step, $self, $$buf, $filter);
                 $wcb->($r);
         }
 }