Re: [2.6 patch] usbat_check_status(): fix check-after-use

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Signed-off-by: Matthew Dharm <[email protected]>

On Tue, Jul 31, 2007 at 12:28:22AM +0200, Adrian Bunk wrote:
> The Coverity checker spotted that we have already oops'ed if "us"
> was NULL.
> 
> Since "us" can't be NULL in the only caller this patch removes the
> NULL check.
> 
> Signed-off-by: Adrian Bunk <[email protected]>
> 
> ---
> --- linux-2.6.23-rc1-mm1/drivers/usb/storage/shuttle_usbat.c.old	2007-07-30 16:56:34.000000000 +0200
> +++ linux-2.6.23-rc1-mm1/drivers/usb/storage/shuttle_usbat.c	2007-07-30 16:57:24.000000000 +0200
> @@ -190,9 +190,6 @@ static int usbat_check_status(struct us_
>  	unsigned char *reply = us->iobuf;
>  	int rc;
>  
> -	if (!us)
> -		return USB_STOR_TRANSPORT_ERROR;
> -
>  	rc = usbat_get_status(us, reply);
>  	if (rc != USB_STOR_XFER_GOOD)
>  		return USB_STOR_TRANSPORT_FAILED;

-- 
Matthew Dharm                              Home: [email protected] 
Maintainer, Linux USB Mass Storage Driver

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