xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

arm64: spin-table: add missing of_node_put()

Browse Source 
Since of_get_cpu_node() increments refcount, the node should be put.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Masahiro Yamada
2016-04-20 10:23:31 +09:00
committed by Catalin Marinas
parent adb4907007
commit 2fee7d5b08
1 changed files with 6 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
arch/arm64/kernel/smp_spin_table.c
View File

@@ -52,6 +52,7 @@ static void write_pen_release(u64 val)
static int smp_spin_table_cpu_init(unsigned int cpu) static int smp_spin_table_cpu_init(unsigned int cpu)
{ {
struct device_node *dn; struct device_node *dn;
int ret;
dn = of_get_cpu_node(cpu, NULL); dn = of_get_cpu_node(cpu, NULL);
if (!dn) if (!dn)
@@ -60,15 +61,15 @@ static int smp_spin_table_cpu_init(unsigned int cpu)
/* /*
* Determine the address from which the CPU is polling. * Determine the address from which the CPU is polling.
*/ */
if (of_property_read_u64(dn, "cpu-release-addr", ret = of_property_read_u64(dn, "cpu-release-addr",
&cpu_release_addr[cpu])) { &cpu_release_addr[cpu]);
if (ret)
pr_err("CPU %d: missing or invalid cpu-release-addr property\n", pr_err("CPU %d: missing or invalid cpu-release-addr property\n",
cpu); cpu);
return -1; of_node_put(dn);
}
return 0; return ret;
} }
static int smp_spin_table_cpu_prepare(unsigned int cpu) static int smp_spin_table_cpu_prepare(unsigned int cpu)