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* [PATCH] gpio: regmap: fix type clash
@ 2020-07-25 23:23 Michael Walle
  2020-07-26 22:28 ` Linus Walleij
  0 siblings, 1 reply; 2+ messages in thread
From: Michael Walle @ 2020-07-25 23:23 UTC (permalink / raw)
  To: linux-kernel, linux-gpio
  Cc: Linus Walleij, Bartosz Golaszewski, Michael Walle, kernel test robot

GPIO_REGMAP_ADDR_ZERO() cast to unsigned long but the actual config
parameters are unsigned int. We use unsigned int here because that is
the type which is used by the underlying regmap.

Fixes: ebe363197e52 ("gpio: add a reusable generic gpio_chip using regmap")
Reported-by: kernel test robot <>
Signed-off-by: Michael Walle <>
 include/linux/gpio/regmap.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/gpio/regmap.h b/include/linux/gpio/regmap.h
index 4c1e6b34e824..ad76f3d0a6ba 100644
--- a/include/linux/gpio/regmap.h
+++ b/include/linux/gpio/regmap.h
@@ -8,7 +8,7 @@ struct gpio_regmap;
 struct irq_domain;
 struct regmap;
-#define GPIO_REGMAP_ADDR_ZERO ((unsigned long)(-1))
+#define GPIO_REGMAP_ADDR_ZERO ((unsigned int)(-1))
 #define GPIO_REGMAP_ADDR(addr) ((addr) ? : GPIO_REGMAP_ADDR_ZERO)

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2020-07-25 23:23 [PATCH] gpio: regmap: fix type clash Michael Walle
2020-07-26 22:28 ` Linus Walleij

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