linux-kernel - Re: [PATCH] riscv: uaccess: fix type of 0 variable on error in get

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Message-Id: <167295914585.11542.3959390296046499334.b4-ty@rivosinc.com>
Date:   Thu, 05 Jan 2023 14:52:25 -0800
From:   Palmer Dabbelt <palmer@...osinc.com>
To:     linux-riscv@...ts.infradead.org, Ben Dooks <ben-linux@...ff.org>
Cc:     aou@...s.berkeley.edu, Paul Walmsley <paul.walmsley@...ive.com>,
        linux-kernel@...r.kernel.org, Palmer Dabbelt <palmer@...belt.com>
Subject: Re: [PATCH] riscv: uaccess: fix type of 0 variable on error in get_user()

On Thu, 29 Dec 2022 17:05:45 +0000, Ben Dooks wrote:
> If the get_user(x, ptr) has x as a pointer, then the setting
> of (x) = 0 is going to produce the following sparse warning,
> so fix this by forcing the type of 'x' when access_ok() fails.
> 
> fs/aio.c:2073:21: warning: Using plain integer as NULL pointer
> 
> 
> [...]

Applied, thanks!

[1/1] riscv: uaccess: fix type of 0 variable on error in get_user()
      https://git.kernel.org/palmer/c/b9b916aee671

Best regards,
-- 
Palmer Dabbelt <palmer@...osinc.com>