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-rw-r--r--target/linux/lantiq/patches-4.14/0030-GPIO-add-named-gpio-exports.patch4
1 files changed, 3 insertions, 1 deletions
diff --git a/target/linux/lantiq/patches-4.14/0030-GPIO-add-named-gpio-exports.patch b/target/linux/lantiq/patches-4.14/0030-GPIO-add-named-gpio-exports.patch
index 30b6a11818..013d802265 100644
--- a/target/linux/lantiq/patches-4.14/0030-GPIO-add-named-gpio-exports.patch
+++ b/target/linux/lantiq/patches-4.14/0030-GPIO-add-named-gpio-exports.patch
@@ -22,7 +22,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
#include "gpiolib.h"
-@@ -506,3 +508,73 @@ void of_gpiochip_remove(struct gpio_chip
+@@ -506,3 +508,75 @@ void of_gpiochip_remove(struct gpio_chip
gpiochip_remove_pin_ranges(chip);
of_node_put(chip->of_node);
}
@@ -58,6 +58,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ enum of_gpio_flags of_flags;
+
+ gpio = of_get_gpio_flags(cnp, i, &of_flags);
++ if (!gpio_is_valid(gpio))
++ return gpio;
+
+ if (of_flags == OF_GPIO_ACTIVE_LOW)
+ flags |= GPIOF_ACTIVE_LOW;