Re: [Xen-devel] [PATCH v2 1/2] net/xen-netfront: Correct printf format in xennet_get_responses

[David Miller <davem@xxxxxxxxxxxxx>]

From: Julien Grall <julien.grall@xxxxxxxxxx>
Date: Thu, 4 Jun 2015 13:45:00 +0100

> 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?

Sure.

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