clk: versatile: remove redundant assignment to pointer clk

The pointer clk is being initialized with a value that is never read
and is being updated with a new value later on. The initialization
is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <[e-mail]>
Link: https://lkml.kernel.org/r/[e-mail]
Reviewed-by: Linus Walleij <[e-mail]>
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/versatile/clk-versatile.c

···
 static void __init cm_osc_setup(struct device_node *np,
 				const struct clk_icst_desc *desc)
 {
-	struct clk *clk = ERR_PTR(-EINVAL);
+	struct clk *clk;
 	const char *clk_name = np->name;
 	const char *parent_name;