[PATCH] clk: mvebu/clk-cpu.c: fix memory leakage

[Cong Ding]

the variable cpuclk and clk_name should be properly freed.

Signed-off-by: Cong Ding <ding...@gmail.com>
---
 drivers/clk/mvebu/clk-cpu.c |    9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/mvebu/clk-cpu.c b/drivers/clk/mvebu/clk-cpu.c
index ff004578..1a0d84f 100644
--- a/drivers/clk/mvebu/clk-cpu.c
+++ b/drivers/clk/mvebu/clk-cpu.c
@@ -124,7 +124,7 @@ void __init of_cpu_clk_setup(struct device_node *node)
 
        clks = kzalloc(ncpus * sizeof(*clks), GFP_KERNEL);
        if (WARN_ON(!clks))
-               return;
+               goto clks_out;
 
        for_each_node_by_type(dn, "cpu") {
                struct clk_init_data init;
@@ -134,11 +134,11 @@ void __init of_cpu_clk_setup(struct device_node *node)
                int cpu, err;
 
                if (WARN_ON(!clk_name))
-                       return;
+                       goto clk_name_out;
 
                err = of_property_read_u32(dn, "reg", &cpu);
                if (WARN_ON(err))
-                       return;
+                       goto bail_out;
 
                sprintf(clk_name, "cpu%d", cpu);
                parent_clk = of_clk_get(node, 0);
@@ -166,7 +166,10 @@ void __init of_cpu_clk_setup(struct device_node *node)
 
        return;
 bail_out:
+       kfree(clk_name);
+clk_name_out:
        kfree(clks);
+clks_out:
        kfree(cpuclk);
 }
 
-- 
1.7.9.5

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