diff options
| author |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-07-30 15:38:34 +0300 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2018-08-06 23:46:55 +0200 |
| commit | 41d69087fd75f7288378082ee45c850109d9d289 (patch) | |
| tree | f09d213475b55bc8427130693e4728ec23785200 /drivers/gpio | |
| parent | gpio: dwapb: Don't shadow error code of gpiochip_lock_as_irq() (diff) | |
| download | linux-dev-41d69087fd75f7288378082ee45c850109d9d289.tar.xz linux-dev-41d69087fd75f7288378082ee45c850109d9d289.zip | |
gpio: em: Don't shadow error code of gpiochip_lock_as_irq()
gpiochip_lock_as_irq() may return a few error codes,
do not shadow them by -EINVAL and let caller to decide.
No functional change intended.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-em.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c index 2b466b80e70a..982e699a5b81 100644 --- a/drivers/gpio/gpio-em.c +++ b/drivers/gpio/gpio-em.c @@ -101,12 +101,14 @@ static void em_gio_irq_enable(struct irq_data *d) static int em_gio_irq_reqres(struct irq_data *d) { struct em_gio_priv *p = irq_data_get_irq_chip_data(d); + int ret; - if (gpiochip_lock_as_irq(&p->gpio_chip, irqd_to_hwirq(d))) { + ret = gpiochip_lock_as_irq(&p->gpio_chip, irqd_to_hwirq(d)); + if (ret) { dev_err(p->gpio_chip.parent, "unable to lock HW IRQ %lu for IRQ\n", irqd_to_hwirq(d)); - return -EINVAL; + return ret; } return 0; } |