clk: sunxi: factors: clear variables before using them

Random bits may get into our factors if we don't clear n, k, m and p.

Signed-off-by: Emilio López <emilio@elopez.com.ar>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/drivers/clk/sunxi/clk-factors.c b/drivers/clk/sunxi/clk-factors.c
index 5687ac9bd85a8ffb087fbd022292a856828ac497..f05207a27e5f8698d9d68a8f9383e11bef5be8d2 100644 (file)
--- a/drivers/clk/sunxi/clk-factors.c
+++ b/drivers/clk/sunxi/clk-factors.c
@@ -88,7 +88,7 @@ static long clk_factors_round_rate(struct clk_hw *hw, unsigned long rate,
 static int clk_factors_set_rate(struct clk_hw *hw, unsigned long rate,
                                unsigned long parent_rate)
 {
-       u8 n, k, m, p;
+       u8 n = 0, k = 0, m = 0, p = 0;
        u32 reg;
        struct clk_factors *factors = to_clk_factors(hw);
        struct clk_factors_config *config = factors->config;