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It is not possible for platform_get_irq() to return 0. Use the
return value from platform_get_irq().
Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20230803040401.3067484-3-ruanjinjie@huawei.com/

Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>