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path: root/drivers/gpio/gpiolib.c
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Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 8d2940517c9..317004fd94f 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -792,6 +792,8 @@ void gpio_free(unsigned gpio)
unsigned long flags;
struct gpio_desc *desc;
+ might_sleep();
+
if (!gpio_is_valid(gpio)) {
WARN_ON(extra_checks);
return;