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| author | Peng Wu <wupeng58@huawei.com> | 2022-04-28 13:43:06 +0300 |
|---|---|---|
| committer | Wei Xu <xuwei5@hisilicon.com> | 2022-05-06 05:27:49 +0300 |
| commit | 9bc72e47d4630d58a840a66a869c56b29554cfe4 (patch) | |
| tree | 3d471a3f910dbd08f2f0b0cb6189d79d4125ebb4 | |
| parent | 3123109284176b1532874591f7c81f3837bbdc17 (diff) | |
| download | linux-9bc72e47d4630d58a840a66a869c56b29554cfe4.tar.xz | |
ARM: hisi: Add missing of_node_put after of_find_compatible_node
of_find_compatible_node will increment the refcount of the returned
device_node. Calling of_node_put() to avoid the refcount leak
Signed-off-by: Peng Wu <wupeng58@huawei.com>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
| -rw-r--r-- | arch/arm/mach-hisi/platsmp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-hisi/platsmp.c b/arch/arm/mach-hisi/platsmp.c index a56cc64deeb8..9ce93e0b6cdc 100644 --- a/arch/arm/mach-hisi/platsmp.c +++ b/arch/arm/mach-hisi/platsmp.c @@ -67,14 +67,17 @@ static void __init hi3xxx_smp_prepare_cpus(unsigned int max_cpus) } ctrl_base = of_iomap(np, 0); if (!ctrl_base) { + of_node_put(np); pr_err("failed to map address\n"); return; } if (of_property_read_u32(np, "smp-offset", &offset) < 0) { + of_node_put(np); pr_err("failed to find smp-offset property\n"); return; } ctrl_base += offset; + of_node_put(np); } } @@ -160,6 +163,7 @@ static int hip01_boot_secondary(unsigned int cpu, struct task_struct *idle) if (WARN_ON(!node)) return -1; ctrl_base = of_iomap(node, 0); + of_node_put(node); /* set the secondary core boot from DDR */ remap_reg_value = readl_relaxed(ctrl_base + REG_SC_CTRL); |