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>
diff --git a/drivers/platform/x86/intel_pmic_gpio.c b/drivers/platform/x86/intel_pmic_gpio.c
index 6f4b728..2805988 100644
--- a/drivers/platform/x86/intel_pmic_gpio.c
+++ b/drivers/platform/x86/intel_pmic_gpio.c
@@ -288,7 +288,7 @@
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 @@
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: