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ARM: Fix refcount leak in axxia_boot_secondary
author
Miaoqian Lin
<linmq006@gmail.com>
Wed, 1 Jun 2022 09:05:48 +0000
(13:05 +0400)
committer
Greg Kroah-Hartman
<gregkh@linuxfoundation.org>
Wed, 29 Jun 2022 07:03:31 +0000
(09:03 +0200)
commit
7c7ff68daa93d8c4cdea482da4f2429c0398fcde
upstream.
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:
1d22924e1c4e
("ARM: Add platform support for LSI AXM55xx SoC")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link:
https://lore.kernel.org/r/20220601090548.47616-1-linmq006@gmail.com'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/arm/mach-axxia/platsmp.c
patch
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diff --git
a/arch/arm/mach-axxia/platsmp.c
b/arch/arm/mach-axxia/platsmp.c
index
512943e
..
2e20362
100644
(file)
--- a/
arch/arm/mach-axxia/platsmp.c
+++ b/
arch/arm/mach-axxia/platsmp.c
@@
-39,6
+39,7
@@
static int axxia_boot_secondary(unsigned int cpu, struct task_struct *idle)
return -ENOENT;
syscon = of_iomap(syscon_np, 0);
+ of_node_put(syscon_np);
if (!syscon)
return -ENOMEM;