linux-kernel - Re: [PATCHv2] mISDN: Remove VLAs

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Message-Id: <20180412.214804.685830742109478351.davem@davemloft.net>
Date:   Thu, 12 Apr 2018 21:48:04 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     labbott@...hat.com
Cc:     isdn@...ux-pingi.de, keescook@...omium.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-hardening@...ts.openwall.com
Subject: Re: [PATCHv2] mISDN: Remove VLAs

From: Laura Abbott <labbott@...hat.com>
Date: Tue, 10 Apr 2018 18:04:29 -0700

> There's an ongoing effort to remove VLAs[1] from the kernel to eventually
> turn on -Wvla. Remove the VLAs from the mISDN code by switching to using
> kstrdup in one place and using an upper bound in another.
> 
> Signed-off-by: Laura Abbott <labbott@...hat.com>
> ---
> v2: Switch to a tighter upper bound so we are allocating a more
> reasonable amount on the stack (300). This is based on previous checks
> against this value.

Applied.