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| author | Libo Chen <clbchenlibo.chen@huawei.com> | 2013-07-09 20:34:28 +0800 |
|---|---|---|
| committer | Matthew Garrett <matthew.garrett@nebula.com> | 2013-07-10 15:42:51 -0400 |
| commit | fef8ce166b2d5cdba8bbf85fa48c4cb8d75ffec4 (patch) | |
| tree | 50eb445157b91520524ad9f7ef9c6b890c185332 | |
| parent | 283672e425b24fe4046535973460e8732f4bd485 (diff) | |
| download | blackbird-op-linux-fef8ce166b2d5cdba8bbf85fa48c4cb8d75ffec4.tar.gz blackbird-op-linux-fef8ce166b2d5cdba8bbf85fa48c4cb8d75ffec4.zip | |
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>
| -rw-r--r-- | drivers/platform/x86/intel_pmic_gpio.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/platform/x86/intel_pmic_gpio.c b/drivers/platform/x86/intel_pmic_gpio.c index 6f4b7289a059..2805988485f6 100644 --- a/drivers/platform/x86/intel_pmic_gpio.c +++ b/drivers/platform/x86/intel_pmic_gpio.c @@ -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: |
