From: Jisheng Zhang Jisheng.Zhang@synaptics.com
[ Upstream commit 9e2b5de5604a6ff2626c51e77014d92c9299722c ]
If we ever did MSI-related initializations, we need to call dw_pcie_free_msi() in the error code path.
Remove the IS_ENABLED(CONFIG_PCI_MSI) check for MSI init because pci_msi_enabled() already has a stub for !CONFIG_PCI_MSI.
Signed-off-by: Jisheng Zhang Jisheng.Zhang@synaptics.com Signed-off-by: Lorenzo Pieralisi lorenzo.pieralisi@arm.com Signed-off-by: Bjorn Helgaas bhelgaas@google.com Acked-by: Gustavo Pimentel gustavo.pimentel@synopsys.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pci/controller/dwc/pcie-designware-host.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index 25087d3c9a823..acd185b4661e1 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -439,7 +439,7 @@ int dw_pcie_host_init(struct pcie_port *pp) if (ret) pci->num_viewport = 2;
- if (IS_ENABLED(CONFIG_PCI_MSI) && pci_msi_enabled()) { + if (pci_msi_enabled()) { /* * If a specific SoC driver needs to change the * default number of vectors, it needs to implement @@ -477,7 +477,7 @@ int dw_pcie_host_init(struct pcie_port *pp) if (pp->ops->host_init) { ret = pp->ops->host_init(pp); if (ret) - goto error; + goto err_free_msi; }
pp->root_bus_nr = pp->busn->start; @@ -491,7 +491,7 @@ int dw_pcie_host_init(struct pcie_port *pp)
ret = pci_scan_root_bus_bridge(bridge); if (ret) - goto error; + goto err_free_msi;
bus = bridge->bus;
@@ -507,6 +507,9 @@ int dw_pcie_host_init(struct pcie_port *pp) pci_bus_add_devices(bus); return 0;
+err_free_msi: + if (pci_msi_enabled() && !pp->ops->msi_host_init) + dw_pcie_free_msi(pp); error: pci_free_host_bridge(bridge); return ret;