clk: meson: clk-pll: make "ret" a signed integer

The error codes returned by meson_clk_get_pll_settings() are all
negative. Make "ret" a signed integer in meson_clk_pll_set_rate() to
make it match with the clk_ops.set_rate API as well as the data type
returned by meson_clk_get_pll_settings().

Fixes: 8eed1db1adec6a ("clk: meson: pll: update driver for the g12a")
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://lore.kernel.org/r/20201226121556.975418-3-martin.blumenstingl@googlemail.com

diff --git a/drivers/clk/meson/clk-pll.c b/drivers/clk/meson/clk-pll.c
index 9404609..5b93297 100644 (file)
--- a/drivers/clk/meson/clk-pll.c
+++ b/drivers/clk/meson/clk-pll.c
@@ -365,8 +365,9 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 {
        struct clk_regmap *clk = to_clk_regmap(hw);
        struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
-       unsigned int enabled, m, n, frac = 0, ret;
+       unsigned int enabled, m, n, frac = 0;
        unsigned long old_rate;
+       int ret;
 
        if (parent_rate == 0 || rate == 0)
                return -EINVAL;