Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933219AbdCaMLr (ORCPT ); Fri, 31 Mar 2017 08:11:47 -0400 Received: from 8bytes.org ([81.169.241.247]:46596 "EHLO theia.8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754791AbdCaMLF (ORCPT ); Fri, 31 Mar 2017 08:11:05 -0400 From: Joerg Roedel To: Suman Anna , iommu@lists.linux-foundation.org Cc: linux-kernel@vger.kernel.org, Joerg Roedel Subject: [PATCH 3/5] iommu/omap: Set dev->archdata.iommu = NULL in omap_iommu_remove_device Date: Fri, 31 Mar 2017 14:10:46 +0200 Message-Id: <1490962248-12602-4-git-send-email-joro@8bytes.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1490962248-12602-1-git-send-email-joro@8bytes.org> References: <1490962248-12602-1-git-send-email-joro@8bytes.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 599 Lines: 24 From: Joerg Roedel Don't leave a stale pointer in case the device continues to exist for some more time. Signed-off-by: Joerg Roedel --- drivers/iommu/omap-iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c index 45df5c8..04b3718 100644 --- a/drivers/iommu/omap-iommu.c +++ b/drivers/iommu/omap-iommu.c @@ -1252,6 +1252,7 @@ static void omap_iommu_remove_device(struct device *dev) if (!dev->of_node || !arch_data) return; + dev->archdata.iommu = NULL; kfree(arch_data); } -- 1.9.1