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Subject[PATCH 10/12] gpio: mxc: use devm_irq_alloc_descs()
Date
This driver never frees the interrupt descriptors it allocates. Fix
it by using the resource managed version of irq_alloc_descs().

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
drivers/gpio/gpio-mxc.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index c1a1e00..3abea3f 100644
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -471,7 +471,7 @@ static int mxc_gpio_probe(struct platform_device *pdev)
if (err)
goto out_bgio;

- irq_base = irq_alloc_descs(-1, 0, 32, numa_node_id());
+ irq_base = devm_irq_alloc_descs(&pdev->dev, -1, 0, 32, numa_node_id());
if (irq_base < 0) {
err = irq_base;
goto out_bgio;
@@ -481,7 +481,7 @@ static int mxc_gpio_probe(struct platform_device *pdev)
&irq_domain_simple_ops, NULL);
if (!port->domain) {
err = -ENODEV;
- goto out_irqdesc_free;
+ goto out_bgio;
}

/* gpio-mxc can be a generic irq chip */
@@ -495,8 +495,6 @@ static int mxc_gpio_probe(struct platform_device *pdev)

out_irqdomain_remove:
irq_domain_remove(port->domain);
-out_irqdesc_free:
- irq_free_descs(irq_base, 32);
out_bgio:
dev_info(&pdev->dev, "%s failed with errno %d\n", __func__, err);
return err;
--
2.9.3
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