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| author | Daniel Mack <daniel@caiaq.de> | 2010-05-26 14:42:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 09:12:42 -0700 |
| commit | 48baa18b250d5e36ed9f9bb04cdf812d74da08ca (patch) | |
| tree | 385250c51d75e5d95345e0715d2da55d726adf4f /drivers | |
| parent | 8081c84c9ce71ef73e591e19f1f7a516cb111e1c (diff) | |
| download | lwn-48baa18b250d5e36ed9f9bb04cdf812d74da08ca.tar.gz lwn-48baa18b250d5e36ed9f9bb04cdf812d74da08ca.zip | |
drivers/gpio/it8761e_gpio: check return value of gpiochip_remove()
This eliminates the following build warning:
drivers/gpio/it8761e_gpio.c: In function `it8761e_gpio_exit':
drivers/gpio/it8761e_gpio.c:220: warning: ignoring return value of `gpiochip_remove', declared with attribute warn_unused_result
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Cc: Denis Turischev <denis@compulab.co.il>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpio/it8761e_gpio.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpio/it8761e_gpio.c b/drivers/gpio/it8761e_gpio.c index 41a9388f2fde..48fc43c4bdd1 100644 --- a/drivers/gpio/it8761e_gpio.c +++ b/drivers/gpio/it8761e_gpio.c @@ -217,7 +217,10 @@ gpiochip_add_err: static void __exit it8761e_gpio_exit(void) { if (gpio_ba) { - gpiochip_remove(&it8761e_gpio_chip); + int ret = gpiochip_remove(&it8761e_gpio_chip); + + WARN(ret, "%s(): gpiochip_remove() failed, ret=%d\n", + __func__, ret); release_region(gpio_ba, GPIO_IOSIZE); gpio_ba = 0; |