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Subject[PATCH] NFC: pn533: Fix device leak
Date
pn533_probe() calls usb_get_dev(), but there is no usb_put_dev()
in pn533_disconnect(). The patch adds one.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
---
drivers/nfc/pn533.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/nfc/pn533.c b/drivers/nfc/pn533.c
index cf1a87bb74f8..fed19d5473bb 100644
--- a/drivers/nfc/pn533.c
+++ b/drivers/nfc/pn533.c
@@ -3301,6 +3301,7 @@ static void pn533_disconnect(struct usb_interface *interface)

usb_free_urb(dev->in_urb);
usb_free_urb(dev->out_urb);
+ usb_put_dev(dev->udev);
kfree(dev);

nfc_info(&interface->dev, "NXP PN533 NFC device disconnected\n");
--
1.8.3.2


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