Re: [PATCH] dma: ste_dma40: fix unneeded variable warning

Vinod Koul
2019-07-22T14:26:03Z

On 12-07-19, 11:13, Arnd Bergmann wrote:
> clang-9 points out that there are two variables that depending on the
> configuration may only be used in an ARRAY_SIZE() expression but not
> referenced:
>
> drivers/dma/ste_dma40.c:145:12: error: variable 'd40_backup_regs' is not needed and will not be emitted [-Werror,-Wunneeded-internal-declaration]
> static u32 d40_backup_regs[] = {
> ^
> drivers/dma/ste_dma40.c:214:12: error: variable 'd40_backup_regs_chan' is not needed and will not be emitted [-Werror,-Wunneeded-internal-declaration]
> static u32 d40_backup_regs_chan[] = {
>
> Mark these __maybe_unused to shut up the warning.

Applied, thanks

--
~Vinod