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authorJisheng Zhang <jszhang@marvell.com>2013-08-27 12:41:14 +0800
committerJason Cooper <jason@lakedaemon.net>2013-09-18 16:40:53 +0000
commitabe511ac85de60f6d6ce1272b91c079d73bf8517 (patch)
tree723e206ba90e190aaabfe4aa3e53be0e06ebb6de /arch/arm/mach-mvebu/coherency.c
parent272b98c6455f00884f0350f775c5342358ebb73f (diff)
ARM: mvebu: add missing of_node_put() to fix reference leak
Add of_node_put to properly decrement the refcount when we are done using a given node. Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Reviewed-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> Signed-off-by: Jason Cooper <jason@lakedaemon.net> Conflicts: arch/arm/mach-mvebu/armada-370-xp.c arch/arm/mach-mvebu/platsmp.c
Diffstat (limited to 'arch/arm/mach-mvebu/coherency.c')
-rw-r--r--arch/arm/mach-mvebu/coherency.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c
index 4c24303ec481..58adf2fd9cfc 100644
--- a/arch/arm/mach-mvebu/coherency.c
+++ b/arch/arm/mach-mvebu/coherency.c
@@ -140,6 +140,7 @@ int __init coherency_init(void)
coherency_base = of_iomap(np, 0);
coherency_cpu_base = of_iomap(np, 1);
set_cpu_coherent(cpu_logical_map(smp_processor_id()), 0);
+ of_node_put(np);
}
return 0;
@@ -147,9 +148,14 @@ int __init coherency_init(void)
static int __init coherency_late_init(void)
{
- if (of_find_matching_node(NULL, of_coherency_table))
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, of_coherency_table);
+ if (np) {
bus_register_notifier(&platform_bus_type,
&mvebu_hwcc_platform_nb);
+ of_node_put(np);
+ }
return 0;
}