Re: [PATCH] ata: hpt366: fix constant cast warning

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On Tue, May 19, 2015 at 04:34:05PM +0200, Arnd Bergmann wrote:
> gcc-5.x warns about a preexisting problem in the hpt36x pata driver:
> 
> drivers/ata/pata_hpt366.c: In function 'hpt36x_init_one':
> drivers/ata/pata_hpt366.c:376:9: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-array-qualifiers]
> 
> Other ata drivers have the same problem, as ata_pci_bmdma_init_one
> takes a non-const pointer, and they solve it by using a cast to
> turn that pointer into a normal non-const pointer.
> 
> I also tried to change the ata core code to make host->private_data
> a const pointer, but that quickly got out of hand, as some other
> drivers expect it to be writable, so I ended up using the same
> hack as the others here.
> 
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Applied to libata/for-4.2.

Thanks.

-- 
tejun
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