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| author | Yangtao Li <tiny.windzz@gmail.com> | 2018-12-27 18:45:51 +0100 |
|---|---|---|
| committer | Guo Ren <ren_guo@c-sky.com> | 2018-12-30 13:25:39 +0100 |
| commit | 398539dd69341f8e3b87b8fea9355c7edfb6d99a (patch) | |
| tree | 86716c20165a84a94c9e00b9cd23bb70dabf8185 /arch/csky/kernel/smp.c | |
| parent | Linux 4.20-rc7 (diff) | |
| download | linux-398539dd69341f8e3b87b8fea9355c7edfb6d99a.tar.xz linux-398539dd69341f8e3b87b8fea9355c7edfb6d99a.zip | |
csky: Don't leak device tree node reference
of_find_node_by_type() acquires a reference to the node returned by it
and that reference needs to be dropped by its caller. setup_smp()
doesn't do that, so fix it by converting to for_each_of_cpu_node().
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
Diffstat (limited to 'arch/csky/kernel/smp.c')
| -rw-r--r-- | arch/csky/kernel/smp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/csky/kernel/smp.c b/arch/csky/kernel/smp.c index 36ebaf9834e1..74d627300c55 100644 --- a/arch/csky/kernel/smp.c +++ b/arch/csky/kernel/smp.c @@ -138,7 +138,7 @@ void __init setup_smp(void) struct device_node *node = NULL; int cpu; - while ((node = of_find_node_by_type(node, "cpu"))) { + for_each_of_cpu_node(node) { if (!of_device_is_available(node)) continue; |