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From: Greg KH <gregkh@linuxfoundation.org>
To: Tang Bin <tangbin@cmss.chinamobile.com>
Cc: stern@rowland.harvard.edu, linux-usb@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Subject: Re: [PATCH] USB: host: ehci: Add error handling in ehci_mxc_drv_probe()
Date: Fri, 8 May 2020 13:48:58 +0200	[thread overview]
Message-ID: <20200508114858.GA4085349@kroah.com> (raw)
In-Reply-To: <20200508114453.15436-1-tangbin@cmss.chinamobile.com>

On Fri, May 08, 2020 at 07:44:53PM +0800, Tang Bin wrote:
> The function ehci_mxc_drv_probe() does not perform sufficient error
> checking after executing platform_get_irq(), thus fix it.
> 
> Fixes: 7e8d5cd93fa ("USB: Add EHCI support for MX27 and MX31 based boards")
> Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
> Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
> ---
>  drivers/usb/host/ehci-mxc.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
> index a1eb5ee77..a0b42ba59 100644
> --- a/drivers/usb/host/ehci-mxc.c
> +++ b/drivers/usb/host/ehci-mxc.c
> @@ -50,6 +50,8 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
>  	}
>  
>  	irq = platform_get_irq(pdev, 0);
> +	if (irq < 0)
> +		return irq;

<= ?

  reply	other threads:[~2020-05-08 11:49 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-08 11:44 [PATCH] USB: host: ehci: Add error handling in ehci_mxc_drv_probe() Tang Bin
2020-05-08 11:48 ` Greg KH [this message]
2020-05-08 13:55   ` [PATCH] USB: host: ehci: Add error handling inehci_mxc_drv_probe() Tang Bin
2020-05-08 14:31     ` Greg KH
2020-05-08 15:03       ` [PATCH] USB: host: ehci: Add error handlinginehci_mxc_drv_probe() Tang Bin
2020-05-08 20:27         ` Sergei Shtylyov
2020-05-09  1:13           ` Tang Bin
2020-05-08 20:30   ` [PATCH] USB: host: ehci: Add error handling in ehci_mxc_drv_probe() Sergei Shtylyov
2020-05-08 13:51 ` Alan Stern
2020-05-13 12:55   ` Tang Bin
2020-05-13 13:01     ` Greg KH

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