Simplify error handling (less gotos) over locks with guard().
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20240823-b4-cleanup-h-guard-v1-3-01668915bd55@linaro.orgSigned-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>