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x86 platform drivers: fix gpio leak 

when request_irq fails, we should release gpiochip

v2:
  fix warning: ignoring return value of 'gpiochip_remove

Signed-off-by: Libo Chen <libo.chen@huawei.com>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
hifive-unleashed-5.1
Libo Chen 2013-07-09 20:34:28 +08:00 committed by Matthew Garrett
parent 283672e425
commit fef8ce166b
1 changed files with 5 additions and 1 deletions
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6
drivers/platform/x86/intel_pmic_gpio.c
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@ -288,7 +288,7 @@ static int platform_pmic_gpio_probe(struct platform_device *pdev)
retval = request_irq(pg->irq, pmic_irq_handler, 0, "pmic", pg);
if (retval) {
pr_warn("Interrupt request failed\n");
goto err;
goto fail_request_irq;
}
for (i = 0; i < 8; i++) {
@ -299,6 +299,10 @@ static int platform_pmic_gpio_probe(struct platform_device *pdev)
irq_set_chip_data(i + pg->irq_base, pg);
}
return 0;
fail_request_irq:
if (gpiochip_remove(&pg->chip))
pr_err("gpiochip_remove failed\n");
err:
iounmap(pg->gpiointr);
err2: