From: Miaoqian Lin linmq006@gmail.com
stable inclusion from stable-v5.10.137 commit 55d0f7da66dec93c4d53d0886a1555618079a900 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I60PLB
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 9f7e62815cf3cbbcb1b8cb21649fb4dfdb3aa016 ]
of_get_child_by_name() 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: 237960880960 ("mtd: partitions: redboot: seek fis-index-block in the right node") Signed-off-by: Miaoqian Lin linmq006@gmail.com Reviewed-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Link: https://lore.kernel.org/linux-mtd/20220526110652.64849-1-linmq006@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Reviewed-by: Wei Li liwei391@huawei.com --- drivers/mtd/parsers/redboot.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/mtd/parsers/redboot.c b/drivers/mtd/parsers/redboot.c index 3ccd6363ee8c..4f3bcc59a638 100644 --- a/drivers/mtd/parsers/redboot.c +++ b/drivers/mtd/parsers/redboot.c @@ -58,6 +58,7 @@ static void parse_redboot_of(struct mtd_info *master) return;
ret = of_property_read_u32(npart, "fis-index-block", &dirblock); + of_node_put(npart); if (ret) return;