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author | Jisheng Zhang <jszhang@marvell.com> | 2013-08-27 12:41:14 +0800 |
---|---|---|
committer | Jason Cooper <jason@lakedaemon.net> | 2013-09-18 16:40:53 +0000 |
commit | abe511ac85de60f6d6ce1272b91c079d73bf8517 (patch) | |
tree | 723e206ba90e190aaabfe4aa3e53be0e06ebb6de /arch/arm | |
parent | 272b98c6455f00884f0350f775c5342358ebb73f (diff) | |
download | op-kernel-dev-abe511ac85de60f6d6ce1272b91c079d73bf8517.zip op-kernel-dev-abe511ac85de60f6d6ce1272b91c079d73bf8517.tar.gz |
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')
-rw-r--r-- | arch/arm/mach-mvebu/coherency.c | 8 | ||||
-rw-r--r-- | arch/arm/mach-mvebu/pmsu.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-mvebu/system-controller.c | 1 |
3 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c index 4c24303..58adf2f 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; } diff --git a/arch/arm/mach-mvebu/pmsu.c b/arch/arm/mach-mvebu/pmsu.c index 3cc4bef..27fc4f0 100644 --- a/arch/arm/mach-mvebu/pmsu.c +++ b/arch/arm/mach-mvebu/pmsu.c @@ -67,6 +67,7 @@ int __init armada_370_xp_pmsu_init(void) pr_info("Initializing Power Management Service Unit\n"); pmsu_mp_base = of_iomap(np, 0); pmsu_reset_base = of_iomap(np, 1); + of_node_put(np); } return 0; diff --git a/arch/arm/mach-mvebu/system-controller.c b/arch/arm/mach-mvebu/system-controller.c index f875124..5175083c 100644 --- a/arch/arm/mach-mvebu/system-controller.c +++ b/arch/arm/mach-mvebu/system-controller.c @@ -98,6 +98,7 @@ static int __init mvebu_system_controller_init(void) BUG_ON(!match); system_controller_base = of_iomap(np, 0); mvebu_sc = (struct mvebu_system_controller *)match->data; + of_node_put(np); } return 0; |