clk: baikal-t1: remove redundant assignment to variable 'divider'

The variable divider is being initialized with a value that is never read
and it is being updated later with a new value.  The initialization is
redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: NColin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20200602172435.70282-1-colin.king@canonical.comReviewed-by: NSerge Semin <fancer.lancer@gmail.com>
Signed-off-by: NStephen Boyd <sboyd@kernel.org>

drivers/clk/baikal-t1/ccu-div.c

@@ -248,7 +248,7 @@ static int ccu_div_var_set_rate_fast(struct clk_hw *hw, unsigned long rate,
 				     unsigned long parent_rate)
 {
 	struct ccu_div *div = to_ccu_div(hw);
-	unsigned long flags, divider = 1;
+	unsigned long flags, divider;
 	u32 val;
 
 	divider = ccu_div_var_calc_divider(rate, parent_rate, div->mask);