| Message ID | 20190301125818.1b0d7e08@xhacker.debian (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | PCI: dwc: Support remove | expand |
Hi, On 01/03/2019 05:05, Jisheng Zhang wrote: > If we ever did some msi related initializations, we need to call > dw_pcie_free_msi() in the error code path. > > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > --- > drivers/pci/controller/dwc/pcie-designware-host.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > > diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c > index abe3ff5f0867..66569d0f3ab9 100644 > --- a/drivers/pci/controller/dwc/pcie-designware-host.c > +++ b/drivers/pci/controller/dwc/pcie-designware-host.c > @@ -482,7 +482,7 @@ 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; > @@ -496,7 +496,7 @@ 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; > > @@ -512,6 +512,9 @@ int dw_pcie_host_init(struct pcie_port *pp) > pci_bus_add_devices(bus); > return 0; > > +err_free_msi: > + if (IS_ENABLED(CONFIG_PCI_MSI) && !pp->ops->msi_host_init) Look to Lucas Stach patch 3afc8299f39a ("PCI: dwc: skip MSI init if MSIs have been explicitly disabled") You need to change this to: if (IS_ENABLED(CONFIG_PCI_MSI) && pci_msi_enabled() && !pp->ops->msi_host_init) > + dw_pcie_free_msi(pp); > error: > pci_free_host_bridge(bridge); > return ret; > Sounds good, thanks. Acked-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index abe3ff5f0867..66569d0f3ab9 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -482,7 +482,7 @@ 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; @@ -496,7 +496,7 @@ 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; @@ -512,6 +512,9 @@ int dw_pcie_host_init(struct pcie_port *pp) pci_bus_add_devices(bus); return 0; +err_free_msi: + if (IS_ENABLED(CONFIG_PCI_MSI) && !pp->ops->msi_host_init) + dw_pcie_free_msi(pp); error: pci_free_host_bridge(bridge); return ret;
If we ever did some msi related initializations, we need to call dw_pcie_free_msi() in the error code path. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> --- drivers/pci/controller/dwc/pcie-designware-host.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)