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-rw-r--r--net/portmapper/portmapper.go4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/portmapper/portmapper.go b/net/portmapper/portmapper.go
index 9368d1c4e..3cdfb76ed 100644
--- a/net/portmapper/portmapper.go
+++ b/net/portmapper/portmapper.go
@@ -395,7 +395,9 @@ func (c *Client) listenPacket(ctx context.Context, network, addr string) (nettyp
func (c *Client) invalidateMappingsLocked(releaseOld bool) {
if c.mapping != nil {
if releaseOld {
- c.mapping.Release(context.Background())
+ ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+ defer cancel()
+ c.mapping.Release(ctx)
}
c.mapping = nil
}