Re: [PATCH] sata: nv: fix debug format string mismatch

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On 5/14/21 8:01 AM, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
> 
> Turning on debugging in this this driver reveals a type mismatch:
> 
> In file included from include/linux/kernel.h:17,
>                  from drivers/ata/sata_nv.c:23:
> drivers/ata/sata_nv.c: In function 'nv_swncq_sdbfis':
> drivers/ata/sata_nv.c:2121:10: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'u64' {aka 'long long unsigned int'} [-Werror=format=]
>  2121 |  DPRINTK("id 0x%x QC: qc_active 0x%x,"
>       |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> ......
>  2124 |   ap->print_id, ap->qc_active, pp->qc_active,
>       |                 ~~~~~~~~~~~~~
>       |                   |
>       |                   u64 {aka long long unsigned int}
> include/linux/printk.h:142:10: note: in definition of macro 'no_printk'
>   142 |   printk(fmt, ##__VA_ARGS__);  \
>       |          ^~~
> drivers/ata/sata_nv.c:2121:2: note: in expansion of macro 'DPRINTK'
>  2121 |  DPRINTK("id 0x%x QC: qc_active 0x%x,"
>       |  ^~~~~~~
> drivers/ata/sata_nv.c:2121:36: note: format string is defined here
>  2121 |  DPRINTK("id 0x%x QC: qc_active 0x%x,"
>       |                                   ~^
>       |                                    |
>       |                                    unsigned int
>       |                                   %llx
> 
> Use the correct format string for the u64 type.

Applied, thanks.

-- 
Jens Axboe




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