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authorDavid S. Miller <davem@davemloft.net>2015-01-26 15:24:14 -0800
committerDavid S. Miller <davem@davemloft.net>2015-01-26 15:24:14 -0800
commit9e79ce66c6e930e815e1d3ad3b875b56dbe99c46 (patch)
treeff8e5bb8624008689b5c850696586aa0675475fc /drivers
parent03a605804bc4521ff2dfee17090eb12582936402 (diff)
parent7ffd7b4e169d619e66928fe5d997723f2c6f1056 (diff)
Merge tag 'linux-can-fixes-for-3.19-20150121' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can
Marc Kleine-Budde says: ==================== pull-request: can 2015-01-21 this is a pull request for v3.19, net/master, which consists of a single patch. Viktor Babrian fixes the issue in the c_can dirver, that the CAN interface might continue to send frames after the interface has been shut down. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/can/c_can/c_can.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
index f94a9fa60488..c672c4dcffac 100644
--- a/drivers/net/can/c_can/c_can.c
+++ b/drivers/net/can/c_can/c_can.c
@@ -615,6 +615,9 @@ static void c_can_stop(struct net_device *dev)
c_can_irq_control(priv, false);
+ /* put ctrl to init on stop to end ongoing transmission */
+ priv->write_reg(priv, C_CAN_CTRL_REG, CONTROL_INIT);
+
/* deactivate pins */
pinctrl_pm_select_sleep_state(dev->dev.parent);
priv->can.state = CAN_STATE_STOPPED;