wgengine/netlog: fix send to closed channel in test

bradfitz · bradfitz · commit 4e01e8a66ec6 · 2025-11-15T10:20:17.000-08:00
Fixes tailscale#17922 Change-Id: I2cd600b0ecda389079f2004985ac9a25ffbbfdd1 Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
diff --git a/wgengine/netlog/netlog_test.go b/wgengine/netlog/netlog_test.go
@@ -182,6 +182,7 @@ func TestUpdateRace(t *testing.T) {
 	group.Wait()
 	logger.mu.Lock()
 	close(logger.recordsChan)
+	logger.recordsChan = nil
 	logger.mu.Unlock()
 }
 

Original file line number	Diff line number	Diff line change
`@@ -182,6 +182,7 @@ func TestUpdateRace(t *testing.T) {`
`182`	`182`	`group.Wait()`
`183`	`183`	`logger.mu.Lock()`
`184`	`184`	`close(logger.recordsChan)`
	`185`	`+ logger.recordsChan = nil`
`185`	`186`	`logger.mu.Unlock()`
`186`	`187`	`}`
`187`	`188`