Patch "can: m_can: m_can_class_free_dev(): introduce new function" has been added to the 5.9-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    can: m_can: m_can_class_free_dev(): introduce new function

to the 5.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     can-m_can-m_can_class_free_dev-introduce-new-functio.patch
and it can be found in the queue-5.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 388044d776565260e4146cc128da8bbd239a5798
Author: Dan Murphy <dmurphy@xxxxxx>
Date:   Thu Feb 27 12:38:29 2020 -0600

    can: m_can: m_can_class_free_dev(): introduce new function
    
    [ 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@xxxxxxxxxxxxxx>
    Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
    Link: http://lore.kernel.org/r/20200227183829.21854-2-dmurphy@xxxxxx
    Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 63887e23d89c0..f2c87b76e5692 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -1812,6 +1812,12 @@ 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);