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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-18 18:50:45 +0300
committerLinus Walleij <linus.walleij@linaro.org>2019-06-27 17:56:52 +0300
commitacc68b0e70e8c9cb4355f9cafeaf51a441f64cc2 (patch)
treebcaf1c83d909a492bc6369519052bd61b27ccf61 /drivers/gpio
parentdb16bad6efd9ce362be3d67cb05c3f70eb5a0dd3 (diff)
downloadlinux-acc68b0e70e8c9cb4355f9cafeaf51a441f64cc2.tar.xz
gpio: No need to cast away return value of debugfs_create_file()
It is fine to ignore the return value (and encouraged), so need to cast away the return value, you will not get a build warning at all. Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com> Cc: linux-gpio@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpiolib.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 71cd685ed6c4..12bd0f094abc 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -4802,8 +4802,8 @@ static const struct file_operations gpiolib_operations = {
static int __init gpiolib_debugfs_init(void)
{
/* /sys/kernel/debug/gpio */
- (void) debugfs_create_file("gpio", S_IFREG | S_IRUGO,
- NULL, NULL, &gpiolib_operations);
+ debugfs_create_file("gpio", S_IFREG | S_IRUGO, NULL, NULL,
+ &gpiolib_operations);
return 0;
}
subsys_initcall(gpiolib_debugfs_init);