diff options
| author | Philipp Rosenberger <p.rosenberger@linutronix.de> | 2017-07-12 10:36:40 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2017-08-14 15:01:12 +0200 |
| commit | 77a4d757195fcf40f5cc0eaa1b6f5eb9a4d23851 (patch) | |
| tree | 1c89ea6639180e8fdaaefa672b55536561ea3489 /drivers | |
| parent | gpio: rcar: add gen[123] fallback compatibility strings (diff) | |
| download | linux-77a4d757195fcf40f5cc0eaa1b6f5eb9a4d23851.tar.xz linux-77a4d757195fcf40f5cc0eaa1b6f5eb9a4d23851.zip | |
gpio: gpio-mxc: gpio_set_wake_irq() use proper return values
Errors from enable_irq_wake() in gpio_set_wake_irq() were silently ignored.
Thus led to the problem that gpio_set_wake_irq() always returned
successfully, even if enable_irq_wake() returned an error.
Signed-off-by: Philipp Rosenberger <p.rosenberger@linutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpio/gpio-mxc.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c index 92692251ade1..3dcd990f416e 100644 --- a/drivers/gpio/gpio-mxc.c +++ b/drivers/gpio/gpio-mxc.c @@ -324,20 +324,21 @@ static int gpio_set_wake_irq(struct irq_data *d, u32 enable) struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); struct mxc_gpio_port *port = gc->private; u32 gpio_idx = d->hwirq; + int ret; if (enable) { if (port->irq_high && (gpio_idx >= 16)) - enable_irq_wake(port->irq_high); + ret = enable_irq_wake(port->irq_high); else - enable_irq_wake(port->irq); + ret = enable_irq_wake(port->irq); } else { if (port->irq_high && (gpio_idx >= 16)) - disable_irq_wake(port->irq_high); + ret = disable_irq_wake(port->irq_high); else - disable_irq_wake(port->irq); + ret = disable_irq_wake(port->irq); } - return 0; + return ret; } static int mxc_gpio_init_gc(struct mxc_gpio_port *port, int irq_base) |