linux-kernel - Re: [PATCH] usb: musb: Fix format specifier warning

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Message-ID: <51A926A4.5010800@infradead.org>
Date:	Fri, 31 May 2013 15:39:32 -0700
From:	Randy Dunlap <rdunlap@...radead.org>
To:	Andy Shevchenko <andy.shevchenko@...il.com>
CC:	Emil Goode <emilgoode@...il.com>, balbi@...com,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	USB <linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] usb: musb: Fix format specifier warning

On 05/31/13 15:34, Andy Shevchenko wrote:
> On Fri, May 31, 2013 at 11:22 PM, Emil Goode <emilgoode@...il.com> wrote:
>> This patch fixes a format specifier warning. dma_addr_t can be either
>> u32 or u64 so we should cast to the largest type and change the format
>> specifier to %llx.
> 
> dma_addr_t is derived from phys_addr_t, thus you may use %pa specifier
> which is available from v3.8(?).
> 
> Something like this:
> dma_addr_t src_addr;
> dev_dbg(dev, "DMA addr: %pa\n", src_addr);

Isn't that:

  deb_dbg(dev, "DMA addr: %pa\n", &src_addr);


-- 
~Randy
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