[3.16-stable,18/87] gpio: drop retval check enforcing from gpiochip_remove()

Message ID 20170505194745.3627137-19-arnd@arndb.de
State New
Headers show
Series
  • build warnings and errors
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Commit Message

Arnd Bergmann May 5, 2017, 7:46 p.m.
From: Linus Walleij <linus.walleij@linaro.org>


Commit 62986edec3f06737cc5319df1aa41ecdc7e90089 upstream.

As we start to decomission the return value from gpiochip_remove()
the compilers emit warnings due to the function being tagged
__must_check. So drop this until we remove the return value
altogether.

Cc: Abdoulaye Berthe <berthe.ab@gmail.com>
Suggested-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

---
 include/linux/gpio/driver.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.9.0

Patch

diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index 573e4f3243d0..ca3024554a2d 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -141,7 +141,7 @@  extern const char *gpiochip_is_requested(struct gpio_chip *chip,
 
 /* add/remove chips */
 extern int gpiochip_add(struct gpio_chip *chip);
-extern int __must_check gpiochip_remove(struct gpio_chip *chip);
+extern int gpiochip_remove(struct gpio_chip *chip);
 extern struct gpio_chip *gpiochip_find(void *data,
 			      int (*match)(struct gpio_chip *chip, void *data));