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From: David Laight <David.Laight@ACULAB.COM>
To: 'Alexey Gladkov' <legion@altlinux.ru>,
	Dan Carpenter <dan.carpenter@oracle.com>
Cc: "kbuild@lists.01.org" <kbuild@lists.01.org>,
	Alexey Gladkov <legion@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Linux Containers <containers@lists.linux.dev>,
	"lkp@intel.com" <lkp@intel.com>,
	"kbuild-all@lists.01.org" <kbuild-all@lists.01.org>,
	"Eric W . Biederman" <ebiederm@xmission.com>
Subject: RE: [PATCH v1 2/2] ucounts: Move rlimit max values from ucounts max
Date: Fri, 3 Dec 2021 14:19:56 +0000	[thread overview]
Message-ID: <62f96ccd41f14b3ab504184951513a90@AcuMS.aculab.com> (raw)
In-Reply-To: <20211203135453.ld2jblkd3xtlbgrv@example.org>

From: Alexey Gladkov
> Sent: 03 December 2021 13:55
...
> > 25f9c0817c535a Eric W. Biederman 2016-08-08  108  		for (i = 0; i < UCOUNT_COUNTS; i++) {
> > 25f9c0817c535a Eric W. Biederman 2016-08-08 @109  			tbl[i].data = &ns->ucount_max[i];
> >
> > The patch changes the size of ->ucount_max[] to MAX_PER_NAMESPACE_UCOUNTS
> > but this loop still goes up to UCOUNT_COUNTS.
> >
> >
> 
> Thanks! But a few days ago I already post a new version of this changeset
> with fix:
> 
> https://lore.kernel.org/containers/24c87e225c7950bf2ea1ff4b4a8f237348808241.1638218242.git.legion@kernel.org/

Use ARRAY_SIZE() so that it 'just doesn't go wrong'.

	David

-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)


  reply	other threads:[~2021-12-03 14:20 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-26 14:37 [PATCH v1 0/2] ucounts: Fix rlimit max values check Alexey Gladkov
2021-11-26 14:37 ` [PATCH v1 1/2] " Alexey Gladkov
2021-11-26 14:37 ` [PATCH v1 2/2] ucounts: Move rlimit max values from ucounts max Alexey Gladkov
2021-11-29  7:47   ` [ucounts] dc7e5f9d41: UBSAN:array-index-out-of-bounds_in_kernel/ucount.c kernel test robot
2021-11-29 20:37     ` [PATCH v2 0/2] ucounts: Fix rlimit max values check Alexey Gladkov
2021-11-29 20:37       ` [PATCH v2 1/2] " Alexey Gladkov
2021-11-29 20:37       ` [PATCH v2 2/2] ucounts: Move rlimit max values from ucounts max Alexey Gladkov
2021-12-13 15:50         ` Eric W. Biederman
2021-12-17 14:48           ` [PATCH v3] ucounts: Split rlimit and ucount values and max values Alexey Gladkov
2021-12-19 19:54             ` Eric W. Biederman
2021-12-03 13:33   ` [PATCH v1 2/2] ucounts: Move rlimit max values from ucounts max Dan Carpenter
2021-12-03 13:54     ` Alexey Gladkov
2021-12-03 14:19       ` David Laight [this message]
2021-12-03 13:57     ` Alexey Gladkov

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