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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, kuba@kernel.org, linux-can@vger.kernel.org,
	kernel@pengutronix.de, Dan Murphy <dmurphy@ti.com>,
	Marc Kleine-Budde <mkl@pengutronix.de>
Subject: [net 13/15] can: m_can: m_can_class_free_dev(): introduce new function
Date: Sun, 15 Nov 2020 18:41:29 +0100	[thread overview]
Message-ID: <20201115174131.2089251-14-mkl@pengutronix.de> (raw)
In-Reply-To: <20201115174131.2089251-1-mkl@pengutronix.de>

From: Dan Murphy <dmurphy@ti.com>

This patch creates a common function that peripherials can call to free the
netdev device when failures occur.

Fixes: f524f829b75a ("can: m_can: Create a m_can platform framework")
Reported-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Link: http://lore.kernel.org/r/20200227183829.21854-2-dmurphy@ti.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
 drivers/net/can/m_can/m_can.c | 6 ++++++
 drivers/net/can/m_can/m_can.h | 1 +
 2 files changed, 7 insertions(+)

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 63887e23d89c..f2c87b76e569 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1812,6 +1812,12 @@ struct m_can_classdev *m_can_class_allocate_dev(struct device *dev)
 }
 EXPORT_SYMBOL_GPL(m_can_class_allocate_dev);
 
+void m_can_class_free_dev(struct net_device *net)
+{
+	free_candev(net);
+}
+EXPORT_SYMBOL_GPL(m_can_class_free_dev);
+
 int m_can_class_register(struct m_can_classdev *m_can_dev)
 {
 	int ret;
diff --git a/drivers/net/can/m_can/m_can.h b/drivers/net/can/m_can/m_can.h
index 49f42b50627a..b2699a7c9997 100644
--- a/drivers/net/can/m_can/m_can.h
+++ b/drivers/net/can/m_can/m_can.h
@@ -99,6 +99,7 @@ struct m_can_classdev {
 };
 
 struct m_can_classdev *m_can_class_allocate_dev(struct device *dev);
+void m_can_class_free_dev(struct net_device *net);
 int m_can_class_register(struct m_can_classdev *cdev);
 void m_can_class_unregister(struct m_can_classdev *cdev);
 int m_can_class_get_clocks(struct m_can_classdev *cdev);
-- 
2.29.2


  parent reply	other threads:[~2020-11-15 17:42 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-15 17:41 pull-request: can 2020-11-15 Marc Kleine-Budde
2020-11-15 17:41 ` [net 01/15] can: af_can: prevent potential access of uninitialized member in can_rcv() Marc Kleine-Budde
2020-11-15 17:41 ` [net 02/15] can: af_can: prevent potential access of uninitialized member in canfd_rcv() Marc Kleine-Budde
2020-11-15 17:41 ` [net 03/15] can: dev: can_restart(): post buffer from the right context Marc Kleine-Budde
2020-11-15 17:41 ` [net 04/15] can: ti_hecc: Fix memleak in ti_hecc_probe Marc Kleine-Budde
2020-11-15 17:41 ` [net 05/15] can: mcba_usb: mcba_usb_start_xmit(): first fill skb, then pass to can_put_echo_skb() Marc Kleine-Budde
2020-11-15 17:41 ` [net 06/15] can: peak_usb: fix potential integer overflow on shift of a int Marc Kleine-Budde
2020-11-15 17:41 ` [net 07/15] can: flexcan: flexcan_setup_stop_mode(): add missing "req_bit" to stop mode property comment Marc Kleine-Budde
2020-11-15 17:41 ` [net 08/15] can: flexcan: fix failure handling of pm_runtime_get_sync() Marc Kleine-Budde
2020-11-15 17:41 ` [net 09/15] can: tcan4x5x: replace depends on REGMAP_SPI with depends on SPI Marc Kleine-Budde
2020-11-15 17:41 ` [net 10/15] can: tcan4x5x: tcan4x5x_can_probe(): add missing error checking for devm_regmap_init() Marc Kleine-Budde
2020-11-17 14:01   ` Dan Murphy
2020-11-15 17:41 ` [net 11/15] can: tcan4x5x: tcan4x5x_can_remove(): fix order of deregistration Marc Kleine-Budde
2020-11-17 14:00   ` Dan Murphy
2020-11-17 14:02     ` Marc Kleine-Budde
2020-11-15 17:41 ` [net 12/15] can: m_can: m_can_handle_state_change(): fix state change Marc Kleine-Budde
2020-11-17 14:01   ` Dan Murphy
2020-11-15 17:41 ` Marc Kleine-Budde [this message]
2020-11-15 17:41 ` [net 14/15] can: m_can: Fix freeing of can device from peripherials Marc Kleine-Budde
2020-11-15 17:41 ` [net 15/15] can: m_can: m_can_stop(): set device to software init mode before closing Marc Kleine-Budde
2020-11-16 15:37 ` pull-request: can 2020-11-15 Jakub Kicinski
  -- strict thread matches above, loose matches on Subject: below --
2020-11-14 17:33 pull-request: can 2020-11-14 Marc Kleine-Budde
2020-11-14 17:33 ` [net 13/15] can: m_can: m_can_class_free_dev(): introduce new function Marc Kleine-Budde

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