Patch "NFC: pn533: change order of free_irq and dev unregistration" has been added to the 4.9-stable tree

Patch "NFC: pn533: change order of free_irq and dev unregistration" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    NFC: pn533: change order of free_irq and dev unregistration

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     nfc-pn533-change-order-of-free_irq-and-dev-unregistration.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Sun Mar 18 16:55:33 CET 2018
From: Andrey Rusalin <arusalin@dev.rtsoft.ru>
Date: Wed, 28 Dec 2016 20:10:57 +0300
Subject: NFC: pn533: change order of free_irq and dev unregistration

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/nfc/pn533/i2c.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/nfc/pn533/i2c.c
+++ b/drivers/nfc/pn533/i2c.c
@@ -242,10 +242,10 @@ static int pn533_i2c_remove(struct i2c_c
 
 	dev_dbg(&client->dev, "%s\n", __func__);
 
-	pn533_unregister_device(phy->priv);
-
 	free_irq(client->irq, phy);
 
+	pn533_unregister_device(phy->priv);
+
 	return 0;
 }
 


Patches currently in stable-queue which might be from arusalin@dev.rtsoft.ru are

queue-4.9/nfc-pn533-change-order-of-free_irq-and-dev-unregistration.patch