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authorJanoš Guljaš <janos@users.noreply.github.com>2018-07-30 17:44:17 +0800
committerPéter Szilágyi <peterke@gmail.com>2018-07-30 17:44:17 +0800
commit8f4c4fea20da04557d94eab0acbbc681861cce15 (patch)
treec6ffac321eea89bdac9eccf2322392a1d576e013 /p2p
parentd42ce0f2c1b52e26cce475e411d97165fb975577 (diff)
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p2p: fix rare deadlock in Stop (#17260)
Diffstat (limited to 'p2p')
-rw-r--r--p2p/server.go3
1 files changed, 2 insertions, 1 deletions
diff --git a/p2p/server.go b/p2p/server.go
index cdb5b1926..8f860d8f1 100644
--- a/p2p/server.go
+++ b/p2p/server.go
@@ -340,8 +340,8 @@ func (srv *Server) makeSelf(listener net.Listener, ntab discoverTable) *discover
// It blocks until all active connections have been closed.
func (srv *Server) Stop() {
srv.lock.Lock()
- defer srv.lock.Unlock()
if !srv.running {
+ srv.lock.Unlock()
return
}
srv.running = false
@@ -350,6 +350,7 @@ func (srv *Server) Stop() {
srv.listener.Close()
}
close(srv.quit)
+ srv.lock.Unlock()
srv.loopWG.Wait()
}