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authorDavid S. Miller <davem@davemloft.net>2016-09-21 05:46:14 +0300
committerDavid S. Miller <davem@davemloft.net>2016-09-21 05:46:14 +0300
commitceb16a90136f42a0079b12d163c824b5825933f7 (patch)
tree66203a8fc28e7df795c26cedae5e3e49eb160d47
parent67a99b7061c07b190ac6c39f136afedbb7aa86e9 (diff)
parent4de349e786a3a2d51bd02d56f3de151bbc3c3df9 (diff)
downloadlinux-ceb16a90136f42a0079b12d163c824b5825933f7.tar.xz
Merge tag 'linux-can-fixes-for-4.8-20160919' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can
Marc Kleine-Budde says: ==================== pull-request: can 2016-09-19 this is a pull request of one patch for the upcoming linux-4.8 release. The patch by Fabio Estevam fixes the pm handling in the flexcan driver. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/can/flexcan.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 41c0fc9f3b14..16f7cadda5c3 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1268,11 +1268,10 @@ static int __maybe_unused flexcan_suspend(struct device *device)
struct flexcan_priv *priv = netdev_priv(dev);
int err;
- err = flexcan_chip_disable(priv);
- if (err)
- return err;
-
if (netif_running(dev)) {
+ err = flexcan_chip_disable(priv);
+ if (err)
+ return err;
netif_stop_queue(dev);
netif_device_detach(dev);
}
@@ -1285,13 +1284,17 @@ static int __maybe_unused flexcan_resume(struct device *device)
{
struct net_device *dev = dev_get_drvdata(device);
struct flexcan_priv *priv = netdev_priv(dev);
+ int err;
priv->can.state = CAN_STATE_ERROR_ACTIVE;
if (netif_running(dev)) {
netif_device_attach(dev);
netif_start_queue(dev);
+ err = flexcan_chip_enable(priv);
+ if (err)
+ return err;
}
- return flexcan_chip_enable(priv);
+ return 0;
}
static SIMPLE_DEV_PM_OPS(flexcan_pm_ops, flexcan_suspend, flexcan_resume);