[v1,02/10] gpio: wcove: Allow return negative error code from to_reg()

Message ID 20190205133829.68968-2-andriy.shevchenko@linux.intel.com
State New
Headers show
Series
  • [v1,01/10] gpio: crystalcove: Use for_each_set_bit() in IRQ handler
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Commit Message

Andy Shevchenko Feb. 5, 2019, 1:38 p.m.
The type of to_reg() is unsigned int while it might return
a negative error code. Callers are also expecting a signed type.

For sake of type consistency replace unsigned int with plain int.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 drivers/gpio/gpio-wcove.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

diff --git a/drivers/gpio/gpio-wcove.c b/drivers/gpio/gpio-wcove.c
index dde7c6aecbb5..4afc8580ecd7 100644
--- a/drivers/gpio/gpio-wcove.c
+++ b/drivers/gpio/gpio-wcove.c
@@ -105,7 +105,7 @@  struct wcove_gpio {
 	bool set_irq_mask;
 };
 
-static inline unsigned int to_reg(int gpio, enum ctrl_register reg_type)
+static inline int to_reg(int gpio, enum ctrl_register reg_type)
 {
 	unsigned int reg;