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From: Kees Cook <keescook@chromium.org>
To: Harald Freudenberger <freude@linux.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	linux-s390 <linux-s390@vger.kernel.org>,
	Heiko Carstens <heiko.carstens@de.ibm.com>
Subject: Re: [GIT PULL] s390 patches for the 4.19 merge window #2
Date: Tue, 4 Sep 2018 17:16:31 -0700	[thread overview]
Message-ID: <CAGXu5jJVvWbKnRR_XyBH5yWLzNAEPzuguppBfxXaU4x+tE0M2g@mail.gmail.com> (raw)
In-Reply-To: <20180824094225.68b2adc6@mschwideX1>

On Fri, Aug 24, 2018 at 12:42 AM, Martin Schwidefsky
<schwidefsky@de.ibm.com> wrote:
> Harald Freudenberger (5):
>       s390/zcrypt: hex string mask improvements for apmask and aqmask.

This (and an earlier 2017 commit) adds VLAs, which are being
removed[1] from the kernel:

drivers/s390/crypto/ap_bus.c:980:3: warning: ISO C90 forbids variable
length array ‘clrm’ [-Wvla]
drivers/s390/crypto/ap_bus.c:981:3: warning: ISO C90 forbids variable
length array ‘setm’ [-Wvla]
drivers/s390/crypto/ap_bus.c:995:3: warning: ISO C90 forbids variable
length array ‘setm’ [-Wvla]

static int process_mask_arg(const char *str,
                            unsigned long *bitmap, int bits,
                            struct mutex *lock)
...
                DECLARE_BITMAP(clrm, bits);
                DECLARE_BITMAP(setm, bits);

Can someone please adjust this to make these fixed size again?

Thanks!

-Kees

[1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com

-- 
Kees Cook
Pixel Security

  reply	other threads:[~2018-09-05  0:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-24  7:42 [GIT PULL] s390 patches for the 4.19 merge window #2 Martin Schwidefsky
2018-09-05  0:16 ` Kees Cook [this message]
2018-09-05  5:56   ` Martin Schwidefsky
2018-09-06  9:52   ` Harald Freudenberger

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