From: Dan Murphy dmurphy@ti.com
[ Upstream commit a8c22f5b0c689a29f45ef4a110d09fd391debcbc ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- 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 20f025b4f6d4c..85e3df24e7bfb 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -1764,6 +1764,12 @@ out: } 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 49f42b50627a1..b2699a7c99973 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);