linux-kernel - Re: [PATCH] riscv/efi_stub: Fix get_boot_hartid_from

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Date:   Fri, 28 Jan 2022 07:17:27 +0100
From:   Heinrich Schuchardt <heinrich.schuchardt@...onical.com>
To:     Sunil V L <sunilvl@...tanamicro.com>
Cc:     linux-efi@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Anup Patel <apatel@...tanamicro.com>,
        stable@...r.kernel.org, Albert Ou <aou@...s.berkeley.edu>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Atish Patra <atishp@...shpatra.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Ard Biesheuvel <ardb@...nel.org>
Subject: Re: [PATCH] riscv/efi_stub: Fix get_boot_hartid_from_fdt() return
 value

On 1/28/22 05:50, Sunil V L wrote:
> The get_boot_hartid_from_fdt() function currently returns U32_MAX
> for failure case which is not correct because U32_MAX is a valid
> hartid value. This patch fixes the issue by returning error code.
> 
> Fixes: d7071743db31 ("RISC-V: Add EFI stub support.")
> Cc: stable@...r.kernel.org
> 
> Signed-off-by: Sunil V L <sunilvl@...tanamicro.com>

Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@...onical.com>