Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit cff34a43 authored by Pan Bian's avatar Pan Bian Committed by Greg Kroah-Hartman
Browse files

NFC: fix possible resource leak 



commit d8f923c3ab96dbbb4e3c22d1afc1dc1d3b195cd8 upstream.

Put the device to avoid resource leak on path that the polling flag is
invalid.

Fixes: a831b913 ("NFC: Do not return EBUSY when stopping a poll that's already stopped")
Signed-off-by: default avatarPan Bian <bianpan2016@163.com>
Link: https://lore.kernel.org/r/20210121153745.122184-1-bianpan2016@163.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 044c4a5b

net/nfc/netlink.c

+1 −0
Original line number Diff line number Diff line
@@ -871,6 +871,7 @@ static int nfc_genl_stop_poll(struct sk_buff *skb, struct genl_info *info) 


	if (!dev->polling) {

		device_unlock(&dev->dev);

		nfc_put_device(dev);

		return -EINVAL;

	}