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irqchip/gic/realview: Fix refcount leak in realview_gic_of_init

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of_find_matching_node_and_match() returns a node pointer with refcount
incremented, we should use of_node_put() on it when not need anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: 82b0a434b4 ("irqchip/gic/realview: Support more RealView DCC variants")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220601080930.31005-2-linmq006@gmail.com
This commit is contained in:
Miaoqian Lin 2022-06-01 12:09:25 +04:00 committed by Marc Zyngier
parent b84dc7f0e3
commit f4b98e3148
1 changed files with 1 additions and 0 deletions
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drivers/irqchip/irq-gic-realview.c
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@ -57,6 +57,7 @@ realview_gic_of_init(struct device_node *node, struct device_node *parent)
/* The PB11MPCore GIC needs to be configured in the syscon */
map = syscon_node_to_regmap(np);
of_node_put(np);
if (!IS_ERR(map)) {
/* new irq mode with no DCC */
regmap_write(map, REALVIEW_SYS_LOCK_OFFSET,