[PATCH 2/7] PCI: apple: Fix missing OF node reference in apple_pcie_setup_port

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From: Hector Martin <marcan@xxxxxxxxx>

In the success path we hang onto a reference to the node, so make sure
to grab one. The caller iterator puts our borrowed reference when we
return.

Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
Signed-off-by: Alyssa Rosenzweig <alyssa@xxxxxxxxxxxxx>
---
 drivers/pci/controller/pcie-apple.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/pci/controller/pcie-apple.c b/drivers/pci/controller/pcie-apple.c
index a7e51bc1c2fe8ec31902816e9be6749b756ec77d..8ea3e258fe2768a33ec56f0a8a86d168ed615973 100644
--- a/drivers/pci/controller/pcie-apple.c
+++ b/drivers/pci/controller/pcie-apple.c
@@ -584,6 +584,9 @@ static int apple_pcie_setup_port(struct apple_pcie *pcie,
 	list_add_tail(&port->entry, &pcie->ports);
 	init_completion(&pcie->event);
 
+	/* In the success path, we keep a reference to np around */
+	of_node_get(np);
+
 	ret = apple_pcie_port_register_irqs(port);
 	WARN_ON(ret);
 

-- 
2.48.1





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