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PCI: apple: Fix missing OF node reference in apple_pcie_setup_port

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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@marcan.st>
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Tested-by: Janne Grunau <j@jannau.net>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Link: https://patch.msgid.link/20250401091713.2765724-9-maz@kernel.org
This commit is contained in:
Hector Martin 2025-04-01 10:17:08 +01:00 committed by Manivannan Sadhasivam
parent 0411c90eee
commit 7fa9fbf391
1 changed files with 3 additions and 0 deletions
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3
drivers/pci/controller/pcie-apple.c
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@ -593,6 +593,9 @@ 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);