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Mon, 19 Mar 2018 22:05:23 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:45756 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752087AbeCTCAp (ORCPT ); Mon, 19 Mar 2018 22:00:45 -0400 From: jglisse@redhat.com To: linux-mm@kvack.org Cc: Andrew Morton , linux-kernel@vger.kernel.org, =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , stable@vger.kernel.org, Evgeny Baskakov , Ralph Campbell , Mark Hairgrove , John Hubbard Subject: [PATCH 05/15] mm/hmm: hmm_pfns_bad() was accessing wrong struct Date: Mon, 19 Mar 2018 22:00:27 -0400 Message-Id: <20180320020038.3360-6-jglisse@redhat.com> In-Reply-To: <20180320020038.3360-1-jglisse@redhat.com> References: <20180320020038.3360-1-jglisse@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Jérôme Glisse The private field of mm_walk struct point to an hmm_vma_walk struct and not to the hmm_range struct desired. Fix to get proper struct pointer. Signed-off-by: Jérôme Glisse Cc: stable@vger.kernel.org Cc: Evgeny Baskakov Cc: Ralph Campbell Cc: Mark Hairgrove Cc: John Hubbard --- mm/hmm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/mm/hmm.c b/mm/hmm.c index 667944630dc9..f5631e1a7319 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -312,7 +312,8 @@ static int hmm_pfns_bad(unsigned long addr, unsigned long end, struct mm_walk *walk) { - struct hmm_range *range = walk->private; + struct hmm_vma_walk *hmm_vma_walk = walk->private; + struct hmm_range *range = hmm_vma_walk->range; hmm_pfn_t *pfns = range->pfns; unsigned long i; -- 2.14.3