cpufreq: at32ap: don't declare local variable as static

Earlier commit:
commit 652ed95d5fa6074b3c4ea245deb0691f1acb6656
Author: Viresh Kumar <[e-mail]>
Date: Thu Jan 9 20:38:43 2014 +0530

cpufreq: introduce cpufreq_generic_get() routine

did some changes to driver and by mistake made cpuclk as a 'static' local
variable, which wasn't actually required. Fix it.

Fixes: 652ed95d5fa6 (cpufreq: introduce cpufreq_generic_get() routine)
Reported-by: Alexandre Oliva <[e-mail]>
Signed-off-by: Viresh Kumar <[e-mail]>
Acked-by: Hans-Christian Egtvedt <[e-mail]>
Cc: 3.14+ <[e-mail]> # 3.14+
Signed-off-by: Rafael J. Wysocki <[e-mail]>

drivers/cpufreq/at32ap-cpufreq.c

···
 static int at32_cpufreq_driver_init(struct cpufreq_policy *policy)
 {
 	unsigned int frequency, rate, min_freq;
-	static struct clk *cpuclk;
+	struct clk *cpuclk;
 	int retval, steps, i;
 
 	if (policy->cpu != 0)