rk3188: fix compile warning of mach-rk3188/clock_data.c

diff --git a/arch/arm/mach-rk3188/clock_data.c b/arch/arm/mach-rk3188/clock_data.c
index 555aa63ba5e9e6f4adc056ed96a45a8c8651d257..ef6b7a424fc1c2491c792c7fc81f2b48b752cd8a 100755 (executable)
--- a/arch/arm/mach-rk3188/clock_data.c
+++ b/arch/arm/mach-rk3188/clock_data.c
@@ -3315,7 +3315,8 @@ static void periph_clk_set_init(void)
 
 static void cpu_axi_init(void)
 {
-       unsigned long cpu_div_rate, aclk_cpu_rate, hclk_cpu_rate, pclk_cpu_rate, ahb2apb_cpu_rate;
+       unsigned long cpu_div_rate = 0, aclk_cpu_rate = 0, hclk_cpu_rate = 0,
+                     pclk_cpu_rate = 0, ahb2apb_cpu_rate = 0;
        unsigned long gpll_rate = general_pll_clk.rate;
 
        switch (gpll_rate) {