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Date: Mon, 3 Mar 2014 14:54:29 +0100
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, linux-can@...r.kernel.org,
kernel@...gutronix.de, Marc Kleine-Budde <mkl@...gutronix.de>,
linux-stable <stable@...r.kernel.org>
Subject: [PATCH 2/8] can: flexcan: flexcan_open(): fix error path if flexcan_chip_start() fails
If flexcan_chip_start() in flexcan_open() fails, the interrupt is not freed,
this patch adds the missing cleanup.
Cc: linux-stable <stable@...r.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.de>
---
drivers/net/can/flexcan.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index dcd69c9..30af702 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -868,7 +868,7 @@ static int flexcan_open(struct net_device *dev)
/* start chip and queuing */
err = flexcan_chip_start(dev);
if (err)
- goto out_close;
+ goto out_free_irq;
can_led_event(dev, CAN_LED_EVENT_OPEN);
@@ -877,6 +877,8 @@ static int flexcan_open(struct net_device *dev)
return 0;
+ out_free_irq:
+ free_irq(dev->irq, dev);
out_close:
close_candev(dev);
out_disable_per:
--
1.9.0
--
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