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| author | Christoph Fritz <chf.fritz@googlemail.com> | 2011-04-07 00:33:16 +0200 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-04-07 00:34:32 +0200 |
| commit | 908433833cac977563e9bef8b206990d846876b4 (patch) | |
| tree | 2d82999cedd49a6f84c65da4fe0d1cfaf4c398f3 | |
| parent | Input: twl4030_keypad - avoid potential NULL-pointer dereference (diff) | |
| download | linux-908433833cac977563e9bef8b206990d846876b4.tar.xz linux-908433833cac977563e9bef8b206990d846876b4.zip | |
Input: h3600_ts - fix error handling at connect
In case of an error in h3600ts_connect(), deconstruct in correct order
and with the right calls.
Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| -rw-r--r-- | drivers/input/touchscreen/h3600_ts_input.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/input/touchscreen/h3600_ts_input.c b/drivers/input/touchscreen/h3600_ts_input.c index efa06882de00..45f93d0f5592 100644 --- a/drivers/input/touchscreen/h3600_ts_input.c +++ b/drivers/input/touchscreen/h3600_ts_input.c @@ -399,31 +399,34 @@ static int h3600ts_connect(struct serio *serio, struct serio_driver *drv) IRQF_SHARED | IRQF_DISABLED, "h3600_action", &ts->dev)) { printk(KERN_ERR "h3600ts.c: Could not allocate Action Button IRQ!\n"); err = -EBUSY; - goto fail2; + goto fail1; } if (request_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, npower_button_handler, IRQF_SHARED | IRQF_DISABLED, "h3600_suspend", &ts->dev)) { printk(KERN_ERR "h3600ts.c: Could not allocate Power Button IRQ!\n"); err = -EBUSY; - goto fail3; + goto fail2; } serio_set_drvdata(serio, ts); err = serio_open(serio, drv); if (err) - return err; + goto fail3; //h3600_flite_control(1, 25); /* default brightness */ - input_register_device(ts->dev); + err = input_register_device(ts->dev); + if (err) + goto fail4; return 0; -fail3: free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts->dev); +fail4: serio_close(serio); +fail3: serio_set_drvdata(serio, NULL); + free_irq(IRQ_GPIO_BITSY_NPOWER_BUTTON, ts->dev); fail2: free_irq(IRQ_GPIO_BITSY_ACTION_BUTTON, ts->dev); -fail1: serio_set_drvdata(serio, NULL); - input_free_device(input_dev); +fail1: input_free_device(input_dev); kfree(ts); return err; } |