linux-kernel - [PATCH] pci/hotplug/pnv-php: Remove probable double put

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Message-Id: <20210907085946.21694-1-vulab@iscas.ac.cn>
Date:   Tue,  7 Sep 2021 08:59:46 +0000
From:   Xu Wang <vulab@...as.ac.cn>
To:     mpe@...erman.id.au, benh@...nel.crashing.org, paulus@...ba.org,
        bhelgaas@...gle.com
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] pci/hotplug/pnv-php: Remove probable double put

Device node iterators put the previous value of the index variable,
so an explicit put causes a double put.

Signed-off-by: Xu Wang <vulab@...as.ac.cn>
---
 drivers/pci/hotplug/pnv_php.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c
index 04565162a449..ed4d1a2c3f22 100644
--- a/drivers/pci/hotplug/pnv_php.c
+++ b/drivers/pci/hotplug/pnv_php.c
@@ -158,7 +158,6 @@ static void pnv_php_detach_device_nodes(struct device_node *parent)
 	for_each_child_of_node(parent, dn) {
 		pnv_php_detach_device_nodes(dn);
 
-		of_node_put(dn);
 		of_detach_node(dn);
 	}
 }
-- 
2.17.1