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Message-Id: <0503175d-944d-4ffa-ba39-ff99797e78a1@www.fastmail.com>
Date:   Fri, 22 Jul 2022 11:44:31 +0930
From:   "Andrew Jeffery" <andrew@...id.au>
To:     "Miaoqian Lin" <linmq006@...il.com>,
        "Joel Stanley" <joel@....id.au>,
        "Chia-Wei, Wang" <chiawei_wang@...eedtech.com>,
        "Patrick Venture" <venture@...gle.com>,
        "Robert Lippert" <roblip@...il.com>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] soc: aspeed: Fix IRQ check in aspeed_lpc_snoop_config_irq



On Fri, 3 Jun 2022, at 22:09, Miaoqian Lin wrote:
> platform_get_irq() returns negative error number instead 0 on failure.
> And the doc of platform_get_irq() provides a usage example:
>
>     int irq = platform_get_irq(pdev, 0);
>     if (irq < 0)
>         return irq;
>
> Fix the check of return value to catch errors correctly.
>
> Fixes: 9f4f9ae81d0a ("drivers/misc: add Aspeed LPC snoop driver")
> Signed-off-by: Miaoqian Lin <linmq006@...il.com>

Reviewed-by: Andrew Jeffery <andrew@...id.au>

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