do not crash for unwrapErrs return nil (#15456)

fixes #15454
2022-08-02 15:10:11 -07:00
parent 53a816b17a
commit 026b87e39b
1 changed files with 3 additions and 0 deletions
--- a/internal/logger/logonce.go
+++ b/internal/logger/logonce.go
@@ -75,6 +75,9 @@ func unwrapErrs(err error) (leafErr error) {
 			break
 		}
 	}
+	if uerr == nil {
+		leafErr = err
+	}
 	return leafErr
 }