linux-kernel - Re: [PATCH 109/190] Revert "usb: sierra: fix a missing check of device_create

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Date:   Tue, 27 Apr 2021 16:38:49 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Kangjie Lu <kjlu@....edu>, Alan Stern <stern@...land.harvard.edu>
Subject: Re: [PATCH 109/190] Revert "usb: sierra: fix a missing check of
 device_create_file"

On Wed, Apr 21, 2021 at 02:59:44PM +0200, Greg Kroah-Hartman wrote:
> This reverts commit 1a137b47ce6bd4f4b14662d2f5ace913ea7ffbf8.
> 
> Commits from @umn.edu addresses have been found to be submitted in "bad
> faith" to try to test the kernel community's ability to review "known
> malicious" changes.  The result of these submissions can be found in a
> paper published at the 42nd IEEE Symposium on Security and Privacy
> entitled, "Open Source Insecurity: Stealthily Introducing
> Vulnerabilities via Hypocrite Commits" written by Qiushi Wu (University
> of Minnesota) and Kangjie Lu (University of Minnesota).
> 
> Because of this, all submissions from this group must be reverted from
> the kernel tree and will need to be re-reviewed again to determine if
> they actually are a valid fix.  Until that work is complete, remove this
> change to ensure that no problems are being introduced into the
> codebase.
> 
> Cc: Kangjie Lu <kjlu@....edu>
> Cc: Alan Stern <stern@...land.harvard.edu>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> ---
>  drivers/usb/storage/sierra_ms.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/storage/sierra_ms.c b/drivers/usb/storage/sierra_ms.c
> index b9f78ef3edc3..0f5c9cd8535f 100644
> --- a/drivers/usb/storage/sierra_ms.c
> +++ b/drivers/usb/storage/sierra_ms.c
> @@ -190,6 +190,8 @@ int sierra_ms_init(struct us_data *us)
>  		kfree(swocInfo);
>  	}
>  complete:
> -	return device_create_file(&us->pusb_intf->dev, &dev_attr_truinst);
> +	result = device_create_file(&us->pusb_intf->dev, &dev_attr_truinst);
> +
> +	return 0;
>  }
>  
> -- 
> 2.31.1

The original change here was correct, now dropping this patch.

greg k-h
>