[PATCH] arm: add missing of_node_put()

[Yangtao Li]

use of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.win...@gmail.com>
---
 arch/arm/kernel/devtree.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c
index e3057c1b55b9..9576adf0d15b 100644
--- a/arch/arm/kernel/devtree.c
+++ b/arch/arm/kernel/devtree.c
@@ -101,7 +101,7 @@ void __init arm_dt_init_cpu_maps(void)
                if (!cell || prop_bytes < sizeof(*cell)) {
                        pr_debug(" * %pOF missing reg property\n", cpu);
                        of_node_put(cpu);
-                       return;
+                       goto out;
                }
 
                /*
@@ -115,7 +115,7 @@ void __init arm_dt_init_cpu_maps(void)
 
                if (prop_bytes || (hwid & ~MPIDR_HWID_BITMASK)) {
                        of_node_put(cpu);
-                       return;
+                       goto out;
                }
 
                /*
@@ -129,7 +129,7 @@ void __init arm_dt_init_cpu_maps(void)
                        if (WARN(tmp_map[j] == hwid,
                                 "Duplicate /cpu reg properties in the DT\n")) {
                                of_node_put(cpu);
-                               return;
+                               goto out;
                        }
 
                /*
@@ -171,7 +171,7 @@ void __init arm_dt_init_cpu_maps(void)
 
        if (!bootcpu_valid) {
                pr_warn("DT missing boot CPU MPIDR[23:0], fall back to default 
cpu_logical_map\n");
-               return;
+               goto out;
        }
 
        /*
@@ -184,6 +184,8 @@ void __init arm_dt_init_cpu_maps(void)
                cpu_logical_map(i) = tmp_map[i];
                pr_debug("cpu logical map 0x%x\n", cpu_logical_map(i));
        }
+out:
+       of_node_put(cpus);
 }
 
 bool arch_match_cpu_phys_id(int cpu, u64 phys_id)
-- 
2.17.0