Message ID | 20230125135809.85262-1-Liam.Howlett@oracle.com (mailing list archive) |
---|---|
State | New |
Headers | show
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Howlett" <Liam.Howlett@oracle.com> To: maple-tree@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>, linux-next@vger.kernel.org Cc: Liam Howlett <Liam.Howlett@oracle.com>, syzbot+1d9ec4d1a334ae9e1ca6@syzkaller.appspotmail.com Subject: [PATCH] mm/madvise: Fix VMA_ITERATOR start position Date: Wed, 25 Jan 2023 08:58:09 -0500 Message-Id: <20230125135809.85262-1-Liam.Howlett@oracle.com> X-Mailer: git-send-email 2.39.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: YT1P288CA0030.CANP288.PROD.OUTLOOK.COM (2603:10b6:b01::43) To SN6PR10MB3022.namprd10.prod.outlook.com (2603:10b6:805:d8::25) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN6PR10MB3022:EE_|CY5PR10MB5916:EE_ X-MS-Office365-Filtering-Correlation-Id: e4ec90bf-0659-435d-59d6-08dafedc33f2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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mm/madvise: Fix VMA_ITERATOR start position
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diff --git a/mm/madvise.c b/mm/madvise.c index 7db6622f8293..ca672e37b38c 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -142,7 +142,7 @@ static int madvise_update_vma(struct vm_area_struct *vma, struct mm_struct *mm = vma->vm_mm; int error; pgoff_t pgoff; - VMA_ITERATOR(vmi, mm, 0); + VMA_ITERATOR(vmi, mm, start); if (new_flags == vma->vm_flags && anon_vma_name_eq(anon_vma_name(vma), anon_name)) { *prev = vma;