net/http.connOrError.err (field)

4 uses

	net/http (current package)
		transport.go#L1319: 	err    error
		transport.go#L1353: 	w.result <- connOrError{pc: pc, err: err, idleAt: idleAt}
		transport.go#L1535: 		if r.err != nil {
		transport.go#L1550: 		return r.pc, r.err