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ARM: versatile: fix OF node leak in CPUs prepare 

[ Upstream commit f2642d97f2105ed17b2ece0c597450f2ff95d704 ]

Machine code is leaking OF node reference from of_find_matching_node()
in realview_smp_prepare_cpus().

Fixes: 5420b4b156 ("ARM: realview: add an DT SMP boot method")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://lore.kernel.org/20240826054934.10724-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2024-08-26 07:49:33 +02:00 committed by Greg Kroah-Hartman
parent 01f986dc64
commit b2cce50abd
1 changed files with 1 additions and 0 deletions
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1
arch/arm/mach-versatile/platsmp-realview.c
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@ -66,6 +66,7 @@ static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
return;
}
map = syscon_node_to_regmap(np);
of_node_put(np);
if (IS_ERR(map)) {
pr_err("PLATSMP: No syscon regmap\n");
return;