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authorHauke Mehrtens <hauke@hauke-m.de>2015-05-24 22:37:02 +0200
committerBjorn Helgaas <bhelgaas@google.com>2015-05-28 01:27:54 +0200
commit18c4342aa56d70176eea85021e6fe8f6f8f39c7b (patch)
treebbd138c03d8ca533fee4362b0325eb79340a92da /drivers/pci
parentPCI: iproc: Add BCMA PCIe driver (diff)
downloadlinux-18c4342aa56d70176eea85021e6fe8f6f8f39c7b.tar.xz
linux-18c4342aa56d70176eea85021e6fe8f6f8f39c7b.zip
PCI: iproc: Directly add PCI resources
The struct iproc_pcie.resources member was pointing to a stack variable and is invalid after the registration function returned. Remove this pointer and add a parameter to the function. Tested-by: Ray Jui <rjui@broadcom.com> Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Ray Jui <rjui@broadcom.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/host/pcie-iproc-bcma.c4
-rw-r--r--drivers/pci/host/pcie-iproc-platform.c4
-rw-r--r--drivers/pci/host/pcie-iproc.c4
-rw-r--r--drivers/pci/host/pcie-iproc.h3
4 files changed, 5 insertions, 10 deletions
diff --git a/drivers/pci/host/pcie-iproc-bcma.c b/drivers/pci/host/pcie-iproc-bcma.c
index 32119af0fe6a..7a412a145b51 100644
--- a/drivers/pci/host/pcie-iproc-bcma.c
+++ b/drivers/pci/host/pcie-iproc-bcma.c
@@ -62,11 +62,9 @@ static int iproc_pcie_bcma_probe(struct bcma_device *bdev)
res_mem.flags = IORESOURCE_MEM;
pci_add_resource(&res, &res_mem);
- pcie->resources = &res;
-
pcie->map_irq = iproc_pcie_bcma_map_irq;
- ret = iproc_pcie_setup(pcie);
+ ret = iproc_pcie_setup(pcie, &res);
if (ret) {
dev_err(pcie->dev, "PCIe controller setup failed\n");
return ret;
diff --git a/drivers/pci/host/pcie-iproc-platform.c b/drivers/pci/host/pcie-iproc-platform.c
index c8aa06f10d73..c5fe4c160972 100644
--- a/drivers/pci/host/pcie-iproc-platform.c
+++ b/drivers/pci/host/pcie-iproc-platform.c
@@ -69,11 +69,9 @@ static int iproc_pcie_pltfm_probe(struct platform_device *pdev)
return ret;
}
- pcie->resources = &res;
-
pcie->map_irq = of_irq_parse_and_map_pci;
- ret = iproc_pcie_setup(pcie);
+ ret = iproc_pcie_setup(pcie, &res);
if (ret) {
dev_err(pcie->dev, "PCIe controller setup failed\n");
return ret;
diff --git a/drivers/pci/host/pcie-iproc.c b/drivers/pci/host/pcie-iproc.c
index cef31f6a1242..d77481ea553e 100644
--- a/drivers/pci/host/pcie-iproc.c
+++ b/drivers/pci/host/pcie-iproc.c
@@ -183,7 +183,7 @@ static void iproc_pcie_enable(struct iproc_pcie *pcie)
writel(SYS_RC_INTX_MASK, pcie->base + SYS_RC_INTX_EN);
}
-int iproc_pcie_setup(struct iproc_pcie *pcie)
+int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res)
{
int ret;
struct pci_bus *bus;
@@ -211,7 +211,7 @@ int iproc_pcie_setup(struct iproc_pcie *pcie)
pcie->sysdata.private_data = pcie;
bus = pci_create_root_bus(pcie->dev, 0, &iproc_pcie_ops,
- &pcie->sysdata, pcie->resources);
+ &pcie->sysdata, res);
if (!bus) {
dev_err(pcie->dev, "unable to create PCI root bus\n");
ret = -ENOMEM;
diff --git a/drivers/pci/host/pcie-iproc.h b/drivers/pci/host/pcie-iproc.h
index a333d4b7723a..ba0a108309cc 100644
--- a/drivers/pci/host/pcie-iproc.h
+++ b/drivers/pci/host/pcie-iproc.h
@@ -29,7 +29,6 @@
struct iproc_pcie {
struct device *dev;
void __iomem *base;
- struct list_head *resources;
struct pci_sys_data sysdata;
struct pci_bus *root_bus;
struct phy *phy;
@@ -37,7 +36,7 @@ struct iproc_pcie {
int (*map_irq)(const struct pci_dev *, u8, u8);
};
-int iproc_pcie_setup(struct iproc_pcie *pcie);
+int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res);
int iproc_pcie_remove(struct iproc_pcie *pcie);
#endif /* _PCIE_IPROC_H */