linux-kernel - Re: [PATCH] xattr: switch to vmemdup

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Message-ID: <20210304121755.GJ2723601@casper.infradead.org>
Date:   Thu, 4 Mar 2021 12:17:55 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Yang Li <yang.lee@...ux.alibaba.com>
Cc:     viro@...iv.linux.org.uk, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] xattr: switch to vmemdup_user()

On Tue, Mar 02, 2021 at 02:32:21PM +0800, Yang Li wrote:
> Replace opencoded alloc and copy with vmemdup_user()
> 
> fixed the following coccicheck:
> ./fs/xattr.c:561:11-19: WARNING opportunity for vmemdup_user
> 
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>

Reviewed-by: Matthew Wilcox (Oracle) <willy@...radead.org>