linux-kernel - Re: [PATCH v4] usb: gadget: udc: gr

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Message-ID: <7ac1c0bd-16d1-a75e-f553-7154697ac857@omp.ru>
Date:   Fri, 4 Aug 2023 20:06:58 +0300
From:   Sergey Shtylyov <s.shtylyov@....ru>
To:     Zhu Wang <wangzhu9@...wei.com>, <gregkh@...uxfoundation.org>,
        <herve.codina@...tlin.com>, <stern@...land.harvard.edu>,
        <robh@...nel.org>, <aaro.koskinen@....fi>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4] usb: gadget: udc: gr_udc: Fix deferred probing

On 8/4/23 2:00 PM, Zhu Wang wrote:

> When platform_get_irq() fails, it may return -EPROBE_DEFER, which
> suggested deferred probing, it is very important to propagate it

   Again, suggests...

> upstream. We cannot override it with other error code.
> 
> Commit ce753ad1549c ("platform: finally disallow IRQ0 in
> platform_get_irq() and its ilk") makes sure IRQ0 is not returned.

Reviewed-by: Sergey Shtylyov <s.shtylyov@....ru>

[...]

MBR, Sergey