From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: Tue, 18 Jun 2019 15:50:46 +0000 (+0200)
Subject: gpio: tegra: No need to cast away return value of debugfs_create_file()
X-Git-Tag: v5.3-rc1~176^2~23
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=d1d522d4f8b40016b7071dd0e0167927e58814e3;p=users%2Fjedix%2Flinux-maple.git

gpio: tegra: No need to cast away return value of debugfs_create_file()

It is fine to ignore the return value (and encouraged),
so no 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
Cc: linux-tegra@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index 6d9b6906b9d01..a54bba1bda6ca 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -550,8 +550,8 @@ DEFINE_SHOW_ATTRIBUTE(tegra_dbg_gpio);
 
 static void tegra_gpio_debuginit(struct tegra_gpio_info *tgi)
 {
-	(void) debugfs_create_file("tegra_gpio", 0444,
-				   NULL, tgi, &tegra_dbg_gpio_fops);
+	debugfs_create_file("tegra_gpio", 0444, NULL, tgi,
+			    &tegra_dbg_gpio_fops);
 }
 
 #else