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

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Message-ID: <5570484C.8040201@citrix.com>
Date:	Thu, 4 Jun 2015 13:45:00 +0100
From:	Julien Grall <julien.grall@...rix.com>
To:	Joe Perches <joe@...ches.com>
CC:	<xen-devel@...ts.xenproject.org>, <ian.campbell@...rix.com>,
	<stefano.stabellini@...citrix.com>, <linux-kernel@...r.kernel.org>,
	"David Vrabel" <david.vrabel@...rix.com>,
	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 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?

-- 
Julien Grall
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