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path: root/drivers/net/can/at91_can.c
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Diffstat (limited to 'drivers/net/can/at91_can.c')
-rw-r--r--drivers/net/can/at91_can.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
index f07fa89b5fd5..05e1aa090add 100644
--- a/drivers/net/can/at91_can.c
+++ b/drivers/net/can/at91_can.c
@@ -1123,7 +1123,9 @@ static int at91_open(struct net_device *dev)
struct at91_priv *priv = netdev_priv(dev);
int err;
- clk_enable(priv->clk);
+ err = clk_prepare_enable(priv->clk);
+ if (err)
+ return err;
/* check or determine and set bittime */
err = open_candev(dev);
@@ -1149,7 +1151,7 @@ static int at91_open(struct net_device *dev)
out_close:
close_candev(dev);
out:
- clk_disable(priv->clk);
+ clk_disable_unprepare(priv->clk);
return err;
}
@@ -1166,7 +1168,7 @@ static int at91_close(struct net_device *dev)
at91_chip_stop(dev, CAN_STATE_STOPPED);
free_irq(dev->irq, dev);
- clk_disable(priv->clk);
+ clk_disable_unprepare(priv->clk);
close_candev(dev);