driver:gpio remove all usage of gpio_remove retval in driver
this remove all reference to gpio_remove retval in all driver
except pinctrl and gpio. the same thing is done for gpio and
pinctrl in two different patches.
Signed-off-by: Abdoulaye Berthe <berthe.ab@gmail.com>
Acked-by: Michael Büsch <m@bues.ch>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 9fc4186..977bd3a 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -605,7 +605,8 @@
{
struct asic3 *asic = platform_get_drvdata(pdev);
- return gpiochip_remove(&asic->gpio);
+ gpiochip_remove(&asic->gpio);
+ return 0;
}
static void asic3_clk_enable(struct asic3 *asic, struct asic3_clk *clk)
diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
index b44f020..eab3fb0 100644
--- a/drivers/mfd/htc-i2cpld.c
+++ b/drivers/mfd/htc-i2cpld.c
@@ -481,15 +481,9 @@
ret = gpiochip_add(&(chip->chip_in));
if (ret) {
- int error;
-
dev_warn(dev, "Unable to register input GPIOs for 0x%x: %d\n",
plat_chip_data->addr, ret);
-
- error = gpiochip_remove(&(chip->chip_out));
- if (error)
- dev_warn(dev, "Error while trying to unregister gpio chip: %d\n", error);
-
+ gpiochip_remove(&(chip->chip_out));
return ret;
}
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 81e6d09..02027b7 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1047,7 +1047,6 @@
struct sm501_gpio *gpio = &sm->gpio;
resource_size_t iobase = sm->io_res->start + SM501_GPIO;
int ret;
- int tmp;
dev_dbg(sm->dev, "registering gpio block %08llx\n",
(unsigned long long)iobase);
@@ -1086,11 +1085,7 @@
return 0;
err_low_chip:
- tmp = gpiochip_remove(&gpio->low.gpio);
- if (tmp) {
- dev_err(sm->dev, "cannot remove low chip, cannot tidy up\n");
- return ret;
- }
+ gpiochip_remove(&gpio->low.gpio);
err_mapped:
iounmap(gpio->regs);
@@ -1105,18 +1100,12 @@
static void sm501_gpio_remove(struct sm501_devdata *sm)
{
struct sm501_gpio *gpio = &sm->gpio;
- int ret;
if (!sm->gpio.registered)
return;
- ret = gpiochip_remove(&gpio->low.gpio);
- if (ret)
- dev_err(sm->dev, "cannot remove low chip, cannot tidy up\n");
-
- ret = gpiochip_remove(&gpio->high.gpio);
- if (ret)
- dev_err(sm->dev, "cannot remove high chip, cannot tidy up\n");
+ gpiochip_remove(&gpio->low.gpio);
+ gpiochip_remove(&gpio->high.gpio);
iounmap(gpio->regs);
release_resource(gpio->regs_res);
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 11c19e5..4fac16b 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -607,7 +607,7 @@
struct tc6393xb_platform_data *tcpd = dev_get_platdata(&dev->dev);
struct tc6393xb *tc6393xb;
struct resource *iomem, *rscr;
- int ret, temp;
+ int ret;
iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (!iomem)
@@ -714,7 +714,7 @@
err_gpio_add:
if (tc6393xb->gpio.base != -1)
- temp = gpiochip_remove(&tc6393xb->gpio);
+ gpiochip_remove(&tc6393xb->gpio);
tcpd->disable(dev);
err_enable:
clk_disable(tc6393xb->clk);
@@ -744,13 +744,8 @@
tc6393xb_detach_irq(dev);
- if (tc6393xb->gpio.base != -1) {
- ret = gpiochip_remove(&tc6393xb->gpio);
- if (ret) {
- dev_err(&dev->dev, "Can't remove gpio chip: %d\n", ret);
- return ret;
- }
- }
+ if (tc6393xb->gpio.base != -1)
+ gpiochip_remove(&tc6393xb->gpio);
ret = tcpd->disable(dev);
clk_disable(tc6393xb->clk);
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 153d595..58ea9fd 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -621,7 +621,6 @@
struct ucb1x00_plat_data *pdata = mcp->attached_device.platform_data;
struct ucb1x00 *ucb = mcp_get_drvdata(mcp);
struct list_head *l, *n;
- int ret;
mutex_lock(&ucb1x00_mutex);
list_del(&ucb->node);
@@ -631,11 +630,8 @@
}
mutex_unlock(&ucb1x00_mutex);
- if (ucb->gpio.base != -1) {
- ret = gpiochip_remove(&ucb->gpio);
- if (ret)
- dev_err(&ucb->dev, "Can't remove gpio chip: %d\n", ret);
- }
+ if (ucb->gpio.base != -1)
+ gpiochip_remove(&ucb->gpio);
irq_set_chained_handler(ucb->irq, NULL);
irq_free_descs(ucb->irq_base, 16);