On Fri, Jul 12, 2019 at 11:14 AM Arnd Bergmann <[email protected]> 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.
>
> Signed-off-by: Arnd Bergmann <[email protected]>
Seems like a reasonable fix:
Reviewed-by: Linus Walleij <[email protected]>
Yours,
Linus Walleij
