linux-kernel - Re: [PATCH v3] mtd: ubi: fix NVMEM over UBI volumes on 32-bit systems

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Message-ID: <d47a817f-11c0-429c-8e9c-9ab0dfa17388@infradead.org>
Date: Wed, 28 Feb 2024 22:01:16 -0800
From: Randy Dunlap <rdunlap@...radead.org>
To: Daniel Golle <daniel@...rotopia.org>, Richard Weinberger
 <richard@....at>, Zhihao Cheng <chengzhihao1@...wei.com>,
 Miquel Raynal <miquel.raynal@...tlin.com>,
 Vignesh Raghavendra <vigneshr@...com>, linux-mtd@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] mtd: ubi: fix NVMEM over UBI volumes on 32-bit systems



On 2/28/24 19:47, Daniel Golle wrote:
> A compiler warning related to sizeof(int) != 8 when calling do_div()
> is triggered when building on 32-bit platforms.
> Address this by using integer types having a well-defined size.
> 
> Fixes: 3ce485803da1 ("mtd: ubi: provide NVMEM layer over UBI volumes")
> Signed-off-by: Daniel Golle <daniel@...rotopia.org>
> ---
> v3: use size_t also for 'to_read' variable to avoid truncation
>     (no problem in practise beyond the compiler warning)
> v2: use size_t for 'bytes_left' variable to match parameter type
> 
>  drivers/mtd/ubi/nvmem.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 

Works for me. Thanks.

Tested-by: Randy Dunlap <rdunlap@...radead.org>

-- 
#Randy