4.9-stable review patch. If anyone has any objections, please let me know.
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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; }