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From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Sergey Shtylyov <s.shtylyov@omp.ru>,
	linux-usb@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Felipe Balbi <balbi@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org
Subject: Re: [PATCH v2 4/9] usb: gadget: udc: s3c2410: add IRQ check
Date: Tue, 10 Aug 2021 08:53:52 +0200	[thread overview]
Message-ID: <9db78434-6eb0-0094-3ed6-9b355eb923dc@canonical.com> (raw)
In-Reply-To: <bd69b22c-b484-5a1f-c798-78d4b78405f2@omp.ru>

On 09/08/2021 22:35, Sergey Shtylyov wrote:
> The driver neglects to check the result of platform_get_irq()'s call and
> blithely passes the negative error codes to request_irq() (which takes
> *unsigned* IRQ #), causing it to fail with -EINVAL, overriding an original
> error code. Stop calling request_irq() with the invalid IRQ #s.
> 
> Fixes: 188db4435ac6 ("usb: gadget: s3c: use platform resources")
> Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
> 
> ---
>  drivers/usb/gadget/udc/s3c2410_udc.c |    4 ++++
>  2 files changed, 5 insertions(+), 1 deletion(-)
> 


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>


Best regards,
Krzysztof

  reply	other threads:[~2021-08-10  6:53 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <47bacc02-4e34-3208-779c-7072a6261782@omp.ru>
2021-08-09 20:35 ` Sergey Shtylyov
2021-08-10  6:53   ` Krzysztof Kozlowski [this message]
2021-08-12  5:40   ` Felipe Balbi

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