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authorabdoulaye berthe <berthe.ab@gmail.com>2014-07-13 00:30:12 +0400
committerLinus Walleij <linus.walleij@linaro.org>2014-07-22 18:39:26 +0400
commit9f5132ae82fdbb047cc187bf689a81c8cc0de7fa (patch)
tree3d5ce5c1a1ff25fdbec52416ad21eb1ad14ca25f /drivers/gpio/gpio-mcp23s08.c
parent38ed0187d2da7f219f9f84d8921b5c95b266b34b (diff)
downloadlinux-9f5132ae82fdbb047cc187bf689a81c8cc0de7fa.tar.xz
gpio: remove all usage of gpio_remove retval in driver/gpio
Signed-off-by: abdoulaye berthe <berthe.ab@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-mcp23s08.c')
-rw-r--r--drivers/gpio/gpio-mcp23s08.c26
1 files changed, 7 insertions, 19 deletions
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index fe7c0e211f9a..4fe07864fa03 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -812,16 +812,14 @@ fail:
static int mcp230xx_remove(struct i2c_client *client)
{
struct mcp23s08 *mcp = i2c_get_clientdata(client);
- int status;
if (client->irq && mcp->irq_controller)
mcp23s08_irq_teardown(mcp);
- status = gpiochip_remove(&mcp->chip);
- if (status == 0)
- kfree(mcp);
+ gpiochip_remove(&mcp->chip);
+ kfree(mcp);
- return status;
+ return 0;
}
static const struct i2c_device_id mcp230xx_id[] = {
@@ -966,13 +964,10 @@ static int mcp23s08_probe(struct spi_device *spi)
fail:
for (addr = 0; addr < ARRAY_SIZE(data->mcp); addr++) {
- int tmp;
if (!data->mcp[addr])
continue;
- tmp = gpiochip_remove(&data->mcp[addr]->chip);
- if (tmp < 0)
- dev_err(&spi->dev, "%s --> %d\n", "remove", tmp);
+ gpiochip_remove(&data->mcp[addr]->chip);
}
kfree(data);
return status;
@@ -982,23 +977,16 @@ static int mcp23s08_remove(struct spi_device *spi)
{
struct mcp23s08_driver_data *data = spi_get_drvdata(spi);
unsigned addr;
- int status = 0;
for (addr = 0; addr < ARRAY_SIZE(data->mcp); addr++) {
- int tmp;
if (!data->mcp[addr])
continue;
- tmp = gpiochip_remove(&data->mcp[addr]->chip);
- if (tmp < 0) {
- dev_err(&spi->dev, "%s --> %d\n", "remove", tmp);
- status = tmp;
- }
+ gpiochip_remove(&data->mcp[addr]->chip);
}
- if (status == 0)
- kfree(data);
- return status;
+ kfree(data);
+ return 0;
}
static const struct spi_device_id mcp23s08_ids[] = {