irqchip/loongson-eiointc: Fix return value checking of eiointc_index

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[ Upstream commit 2e99b73afd ]

Return value of function eiointc_index is int, however it is converted
into uint32_t and then compared smaller than zero, this will cause logic
problem.

Fixes: dd281e1a1a ("irqchip: Add Loongson Extended I/O interrupt controller support")
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230811095805.2974722-2-maobibo@loongson.cn
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Bibo Mao 2023-08-11 17:58:04 +08:00 • committed by Greg Kroah-Hartman

parent 4d1566cbc9

commit 04f7ab313c

1 changed files with 1 additions and 1 deletions

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drivers/irqchip/irq-loongson-eiointc.c

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