From: Zheng Yongjun zhengyongjun3@huawei.com
stable inclusion from stable-v5.10.150 commit 6315998170b481ac263075d2bd4fb4aafc133914 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0XA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 71a92e99c47900cc164620948b3863382cec4f1a ]
After using 'np' returned by of_find_node_by_path(), of_node_put() need be called to decrease the refcount.
Fixes: 11fe909d2362 ("powerpc/powernv: Add OPAL exports attributes to sysfs") Signed-off-by: Zheng Yongjun zhengyongjun3@huawei.com Signed-off-by: Michael Ellerman mpe@ellerman.id.au Link: https://lore.kernel.org/r/20220906141703.118192-1-zhengyongjun3@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Jialin Zhang zhangjialin11@huawei.com --- arch/powerpc/platforms/powernv/opal.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index c61c3b62c8c6..1d05c168c8fb 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -892,6 +892,7 @@ static void opal_export_attrs(void) kobj = kobject_create_and_add("exports", opal_kobj); if (!kobj) { pr_warn("kobject_create_and_add() of exports failed\n"); + of_node_put(np); return; }