From: Grygorii Strashko <grygorii.strashko@ti.com>
Date: Thu, 25 Jun 2015 17:30:51 +0000 (+0300)
Subject: gpiolib: assign chip owner to dev->driver->owner if not set
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3726960edc63bb1e09678841df44b44feee20305;p=linux-beck.git

gpiolib: assign chip owner to dev->driver->owner if not set

Assign GPIO chip owner field to chip->dev->driver->owner if it was not
configured by GPIO driver.

Cc: Johan Hovold <johan@kernel.org>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index debd7c56187d..d11f325eeea3 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -287,6 +287,9 @@ int gpiochip_add(struct gpio_chip *chip)
 	INIT_LIST_HEAD(&chip->pin_ranges);
 #endif
 
+	if (!chip->owner && chip->dev && chip->dev->driver)
+		chip->owner = chip->dev->driver->owner;
+
 	of_gpiochip_add(chip);
 	acpi_gpiochip_add(chip);