diff options
| author | Hector Martin <marcan@marcan.st> | 2025-04-01 10:17:08 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-07-06 11:01:33 +0200 |
| commit | 1d34f7fb7a7e7ce941ae48a5109fcd6d15c47594 (patch) | |
| tree | d27490b21b4f6fb4ba29f0ef7b68c5b30e657f9c | |
| parent | 9f0fa018111143a5a02abd15d2aaa1d4a835b67b (diff) | |
PCI: apple: Fix missing OF node reference in apple_pcie_setup_port
[ Upstream commit 7fa9fbf39116b061f8a41cd84f1884c545f322c4 ]
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
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/pci/controller/pcie-apple.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/controller/pcie-apple.c b/drivers/pci/controller/pcie-apple.c index ddc65368e77d..7f02fe198d41 100644 --- a/drivers/pci/controller/pcie-apple.c +++ b/drivers/pci/controller/pcie-apple.c @@ -585,6 +585,9 @@ 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); |