[PATCH 4.9 138/148] atm: horizon: Fix irq release error

Greg Kroah-Hartman
2017-12-12T13:05:46Z

From: Arvind Yadav <arvind.yadav.cs@gmail.com>

[ Upstream commit bde533f2ea607cbbbe76ef8738b36243939a7bc2 ]

atm_dev_register() can fail here and passed parameters to free irq
which is not initialised. Initialization of 'dev->irq' happened after
the 'goto out_free_irq'. So using 'irq' insted of 'dev->irq' in
free_irq().

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/atm/horizon.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/atm/horizon.c
+++ b/drivers/atm/horizon.c
@@ -2802,7 +2802,7 @@ out:
return err;

out_free_irq:
- free_irq(dev->irq, dev);
+ free_irq(irq, dev);
out_free:
kfree(dev);