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

From Joe Perches <joe@perches.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2 1/2] net/xen-netfront: Correct printf format in xennet_get_responses
Date 2015-06-03 19:20 +0200
Message-ID <pxkuE-7Ey-53@gated-at.bofh.it> (permalink)
References <pxkbh-71b-21@gated-at.bofh.it> <pxkbh-71b-25@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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.

>  					 rx->offset, rx->status);


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[PATCH v2 1/2] net/xen-netfront: Correct printf format in xennet_get_responses Julien Grall <julien.grall@citrix.com> - 2015-06-03 19:00 +0200
  Re: [PATCH v2 1/2] net/xen-netfront: Correct printf format in  xennet_get_responses Joe Perches <joe@perches.com> - 2015-06-03 19:20 +0200

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