linux-kernel - Re: [PATCH v2 1/2] net/xen-netfront: Correct printf format in xennet_get

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Message-ID: <557048B1.9070805@citrix.com>
Date:	Thu, 4 Jun 2015 13:46:41 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Julien Grall <julien.grall@...rix.com>,
	Joe Perches <joe@...ches.com>
CC:	<xen-devel@...ts.xenproject.org>, <ian.campbell@...rix.com>,
	<stefano.stabellini@...citrix.com>, <linux-kernel@...r.kernel.org>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@...cle.com>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	<netdev@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] net/xen-netfront: Correct printf format in xennet_get_responses

On 04/06/15 13:45, Julien Grall wrote:
> On 03/06/15 18:06, Joe Perches wrote:
>> On Wed, 2015-06-03 at 17:55 +0100, Julien Grall wrote:
>>> rx->status is an int16_t, print it using %d rather than %u in order to
>>> have a meaningful value when the field is negative.
>> []
>>> diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
>> []
>>> @@ -733,7 +733,7 @@ static int xennet_get_responses(struct netfront_queue *queue,
>>>  		if (unlikely(rx->status < 0 ||
>>>  			     rx->offset + rx->status > PAGE_SIZE)) {
>>>  			if (net_ratelimit())
>>> -				dev_warn(dev, "rx->offset: %x, size: %u\n",
>>> +				dev_warn(dev, "rx->offset: %x, size: %d\n",
>>
>> If you're going to do this, perhaps it'd be sensible to
>> also change the %x to %#x or 0x%x so that people don't
>> mistake offset without an [a-f] for decimal.
> 
> Good idea. I will resend a version of this series.
> 
> David, can I keep you Reviewed-by for this change?#

Can you make the offset %d instead?

You can keep the reviewed-by if you do this.

David
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