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Date:   Wed, 21 Jul 2021 19:42:59 +0100
From:   Matthew Wilcox <willy@infradead.org>
To:     Mike Kravetz <mike.kravetz@oracle.com>
Cc:     linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        David Howells <dhowells@redhat.com>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Andrew Morton <akpm@linux-foundation.org>,
        Dennis Camera <bugs+kernel.org@dtnr.ch>, stable@vger.kernel.org
Subject: Re: [PATCH] hugetlbfs: fix mount mode command line processing
Message-ID: <YPhqswl0EbBoqDZ0@casper.infradead.org>
References: <20210721183326.102716-1-mike.kravetz@oracle.com>
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On Wed, Jul 21, 2021 at 11:33:26AM -0700, Mike Kravetz wrote:
> In commit 32021982a324 ("hugetlbfs: Convert to fs_context") processing
> of the mount mode string was changed from match_octal() to fsparam_u32.
> This changed existing behavior as match_octal does not require octal
> values to have a '0' prefix, but fsparam_u32 does.
> 
> Use fsparam_u32oct which provides the same behavior as match_octal.
> 
> Reported-by: Dennis Camera <bugs+kernel.org@dtnr.ch>
> Fixes: 32021982a324 ("hugetlbfs: Convert to fs_context")
> Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>
> CC: <stable@vger.kernel.org>

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