Re: [PATCH] Fix compile warning with ATA_DEBUG enabled

[Tejun Heo <tj@kernel.org>]

On Fri, Jan 26, 2018 at 11:21:49AM +0800, dongbo (E) wrote:
> From: Dong Bo <dongbo4@huawei.com>
> 
> This fixs the following comile warnings with ATA_DEBUG enabled,
> which detected by Linaro GCC 5.2-2015.11:
> 
> In file included from ./include/linux/printk.h:7:0,
>                  from ./include/linux/kernel.h:14,
>                  from ./include/asm-generic/bug.h:16,
>                  from ./arch/arm64/include/asm/bug.h:37,
>                  from ./include/linux/bug.h:5,
>                  from ./include/linux/mmdebug.h:5,
>                  from ./include/linux/gfp.h:5,
>                  from ./include/linux/slab.h:15,
>                  from drivers/ata/libata-scsi.c:36:
> drivers/ata/libata-scsi.c: In function 'ata_scsi_dump_cdb':
> ./include/linux/kern_levels.h:5:18: warning: format '%d' expects
> argument of type 'int', but argument 6 has type 'u64 {aka long
>  long unsigned int}' [-Wformat=]
>  #define KERN_SOH "\001"  /* ASCII Start Of Header */
>                   ^
> ./include/linux/kern_levels.h:11:18: note: in expansion of macro
> 'KERN_SOH'
>  #define KERN_ERR KERN_SOH "3" /* error conditions */
>                   ^
> ./include/linux/libata.h:65:38: note: in expansion of macro 'KERN_ERR'
>  #define DPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt,
> 				__func__, ## args)
>                                       ^
> drivers/ata/libata-scsi.c:4284:2: note: in expansion of macro 'DPRINTK'
>   DPRINTK("CDB (%u:%d,%d,%d) %9ph\n",
>   ^
> 
> Signed-off-by: Dong Bo <dongbo4@huawei.com>

Path didn't apply, probalby because of the tailing part.  Hand-applied
to libata/for-4.16-fixes and trimmed the description a bit.

Thanks.

-- 
tejun