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authorMiaoqian Lin <linmq006@gmail.com>2022-05-12 05:16:10 +0300
committerNeil Armstrong <narmstrong@baylibre.com>2022-06-10 09:43:05 +0300
commit34d2cd3fccced12b958b8848e3eff0ee4296764c (patch)
tree4270e9fc0badf35df46d45398ba0c67c728800ea /arch/arm/mach-meson
parentf2906aa863381afb0015a9eb7fefad885d4e5a56 (diff)
downloadlinux-34d2cd3fccced12b958b8848e3eff0ee4296764c.tar.xz
ARM: meson: Fix refcount leak in meson_smp_prepare_cpus
of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak. Fixes: d850f3e5d296 ("ARM: meson: Add SMP bringup code for Meson8 and Meson8b") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Link: https://lore.kernel.org/r/20220512021611.47921-1-linmq006@gmail.com
Diffstat (limited to 'arch/arm/mach-meson')
-rw-r--r--arch/arm/mach-meson/platsmp.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-meson/platsmp.c b/arch/arm/mach-meson/platsmp.c
index 4b8ad728bb42..32ac60b89fdc 100644
--- a/arch/arm/mach-meson/platsmp.c
+++ b/arch/arm/mach-meson/platsmp.c
@@ -71,6 +71,7 @@ static void __init meson_smp_prepare_cpus(const char *scu_compatible,
}
sram_base = of_iomap(node, 0);
+ of_node_put(node);
if (!sram_base) {
pr_err("Couldn't map SRAM registers\n");
return;
@@ -91,6 +92,7 @@ static void __init meson_smp_prepare_cpus(const char *scu_compatible,
}
scu_base = of_iomap(node, 0);
+ of_node_put(node);
if (!scu_base) {
pr_err("Couldn't map SCU registers\n");
return;