From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> stable inclusion from stable-5.10.52 commit 3f526ea670d85c21bbca8033b0f91a0825a869e7 bugzilla: 175542 https://gitee.com/openeuler/kernel/issues/I4DTKU Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- [ Upstream commit 907c5bbb514a4676160e79764522fff56ce3448e ] Early exits from for_each_available_child_of_node() should decrement the node reference counter. Reported by Coccinelle: drivers/memory/atmel-ebi.c:593:1-33: WARNING: Function "for_each_available_child_of_node" should have of_node_put() before return around line 604. Fixes: 6a4ec4cd0888 ("memory: add Atmel EBI (External Bus Interface) driver") Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Link: https://lore.kernel.org/r/20210423101815.119341-2-krzysztof.kozlowski@canoni... Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Chen Jun <chenjun102@huawei.com> Acked-by: Weilong Chen <chenweilong@huawei.com> Signed-off-by: Chen Jun <chenjun102@huawei.com> --- drivers/memory/atmel-ebi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c index 14386d0b5f57..c267283b01fd 100644 --- a/drivers/memory/atmel-ebi.c +++ b/drivers/memory/atmel-ebi.c @@ -600,8 +600,10 @@ static int atmel_ebi_probe(struct platform_device *pdev) child); ret = atmel_ebi_dev_disable(ebi, child); - if (ret) + if (ret) { + of_node_put(child); return ret; + } } } -- 2.20.1