diff options
| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2014-02-28 14:52:01 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-23 21:44:17 -0700 |
| commit | 2f264c30e4663b93717501391eb218a33ec57ed8 (patch) | |
| tree | fc0073db723b5b4ec2ec6430cb181876cde57db9 | |
| parent | 76c32c08c7449cb471cb6d0e2f67d3c9b06f9cad (diff) | |
can: flexcan: flexcan_open(): fix error path if flexcan_chip_start() fails
commit 7e9e148af01ef388efb6e2490805970be4622792 upstream.
If flexcan_chip_start() in flexcan_open() fails, the interrupt is not freed,
this patch adds the missing cleanup.
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/can/flexcan.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 64f0c2911171..d47e848bea5d 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -865,7 +865,7 @@ 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); @@ -874,6 +874,8 @@ 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: |