Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Sasha Levin <Alexander.Levin@microsoft.com>
To:     "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "stable@vger.kernel.org" <stable@vger.kernel.org>
CC:     Andrey Rusalin <arusalin@dev.rtsoft.ru>,
        Samuel Ortiz <sameo@linux.intel.com>,
        Sasha Levin <Alexander.Levin@microsoft.com>
Subject: [PATCH AUTOSEL for 4.9 095/219] NFC: pn533: change order of free_irq
 and dev unregistration
Thread-Topic: [PATCH AUTOSEL for 4.9 095/219] NFC: pn533: change order of
 free_irq and dev unregistration
Thread-Index: AQHTsz8BZ0T9FqAouUmrjY7EwYMT/A==
Date:   Sat, 3 Mar 2018 22:28:50 +0000
Message-ID: <20180303222716.26640-95-alexander.levin@microsoft.com>
References: <20180303222716.26640-1-alexander.levin@microsoft.com>
In-Reply-To: <20180303222716.26640-1-alexander.levin@microsoft.com>
Accept-Language: en-US
Content-Language: en-US
received-spf: None (protection.outlook.com: microsoft.com does not designate
 permitted sender hosts)
spamdiagnosticoutput: 1:99
spamdiagnosticmetadata: NSPM
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-Network-Message-Id: 186b0d05-9698-40f8-0ba0-08d58156d7f0
X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Mar 2018 22:28:50.8382
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47
X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW2PR2101MB1065
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

From: Andrey Rusalin <arusalin@dev.rtsoft.ru>

[ Upstream commit 068a496c4525c638ffab56449d905b88ef97fe32 ]

Change order of free_irq and dev unregistration.
It fixes situation when device already unregistered and
an interrupt happens and nobody can handle it.

Signed-off-by: Andrey Rusalin <arusalin@dev.rtsoft.ru>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
 drivers/nfc/pn533/i2c.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/nfc/pn533/i2c.c b/drivers/nfc/pn533/i2c.c
index 1dc89248e58e..11d78b43cf76 100644
--- a/drivers/nfc/pn533/i2c.c
+++ b/drivers/nfc/pn533/i2c.c
@@ -242,10 +242,10 @@ static int pn533_i2c_remove(struct i2c_client *client=
)
=20
 	dev_dbg(&client->dev, "%s\n", __func__);
=20
-	pn533_unregister_device(phy->priv);
-
 	free_irq(client->irq, phy);
=20
+	pn533_unregister_device(phy->priv);
+
 	return 0;
 }
=20
--=20
2.14.1