[PATCH v2 -next] gpiolib: of: Make of_gpio_spi_cs_get_count static

[YueHaibing <yuehaibing@xxxxxxxxxx>]

Fix sparse warning:

drivers/gpio/gpiolib-of.c:35:5: warning:
 symbol 'of_gpio_spi_cs_get_count' was not declared. Should it be static?

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
v2: This is caused by commit 71b8f600b034 ("gpio: Handle counting of Freescale chipselects"),
	should be applied to spi tree.
---
 drivers/gpio/gpiolib-of.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 610c6622f62d..b696e4598a24 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -32,7 +32,7 @@
  * the counting of "cs-gpios" to count "gpios" transparent to the
  * driver.
  */
-int of_gpio_spi_cs_get_count(struct device *dev, const char *con_id)
+static int of_gpio_spi_cs_get_count(struct device *dev, const char *con_id)
 {
 	struct device_node *np = dev->of_node;
 
-- 
2.20.1