linux-kernel - Re: [PATCH -fixes] riscv: Fix unused variable warning when BUILTIN

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Date:   Fri, 19 May 2023 14:54:32 +0100
From:   Conor Dooley <conor.dooley@...rochip.com>
To:     Alexandre Ghiti <alexghiti@...osinc.com>
CC:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        <linux-riscv@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH -fixes] riscv: Fix unused variable warning when
 BUILTIN_DTB is set

On Fri, May 19, 2023 at 03:13:11PM +0200, Alexandre Ghiti wrote:
> commit ef69d2559fe9 ("riscv: Move early dtb mapping into the fixmap
> region") wrongly moved the #ifndef CONFIG_BUILTIN_DTB surrounding the pa
> variable definition in create_fdt_early_page_table(), so move it back to
> its right place to quiet the following warning:
> 
> ../arch/riscv/mm/init.c: In function ‘create_fdt_early_page_table’:
> ../arch/riscv/mm/init.c:925:12: warning: unused variable ‘pa’ [-Wunused-variable]
>   925 |  uintptr_t pa = dtb_pa & ~(PMD_SIZE - 1);
> 
> Fixes: ef69d2559fe9 ("riscv: Move early dtb mapping into the fixmap region")
> Signed-off-by: Alexandre Ghiti <alexghiti@...osinc.com>

Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>

Thanks Alex.

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