clk: sunxi: Use proper type for of_clk_get_parent_count() return value

The return type of of_clk_get_parent_count() is an unsigned int
now, so let's update the code here to be more explicit about the
range of values we can test for.

Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --git a/drivers/clk/sunxi/clk-sun6i-ar100.c b/drivers/clk/sunxi/clk-sun6i-ar100.c
index 2088768..c903705 100644 (file)
--- a/drivers/clk/sunxi/clk-sun6i-ar100.c
+++ b/drivers/clk/sunxi/clk-sun6i-ar100.c
@@ -181,7 +181,7 @@ static int sun6i_a31_ar100_clk_probe(struct platform_device *pdev)
        struct ar100_clk *ar100;
        struct resource *r;
        struct clk *clk;
-       int nparents;
+       unsigned int nparents;
 
        ar100 = devm_kzalloc(&pdev->dev, sizeof(*ar100), GFP_KERNEL);
        if (!ar100)