netdev - [PATCH 10/11] hso: add missing cancel_work

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Message-Id: <1421756978-4093-11-git-send-email-olivier@sobrie.be>
Date:	Tue, 20 Jan 2015 13:29:37 +0100
From:	Olivier Sobrie <olivier@...rie.be>
To:	Jan Dumon <j.dumon@...ion.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
	netdev@...r.kernel.org, Olivier Sobrie <olivier@...rie.be>
Subject: [PATCH 10/11] hso: add missing cancel_work_sync in disconnect()

For hso serial devices, two cancel_work_sync were missing in the
disconnect method.

Signed-off-by: Olivier Sobrie <olivier@...rie.be>
---
 drivers/net/usb/hso.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index c916ab5..c14fc80 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -3107,6 +3107,8 @@ static void hso_free_interface(struct usb_interface *interface)
 			mutex_lock(&serial->parent->mutex);
 			serial->parent->usb_gone = 1;
 			mutex_unlock(&serial->parent->mutex);
+			cancel_work_sync(&serial_table[i]->async_put_intf);
+			cancel_work_sync(&serial_table[i]->async_get_intf);
 			hso_serial_tty_unregister(serial);
 			kref_put(&serial_table[i]->ref, hso_serial_ref_free);
 			set_serial_by_index(i, NULL);
-- 
2.2.0

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