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PCI: rcar: Handle rcar_pcie_parse_request_of_pci_ranges() failures 

rcar_pcie_parse_request_of_pci_ranges() can fail and return an error
code, but this is not checked nor handled.

Fix this by adding the missing error handling.

Fixes: 5d2917d469 ("PCI: rcar: Convert to DT resource parsing API")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
This commit is contained in:
Geert Uytterhoeven 2017-12-07 11:15:20 +01:00 committed by Lorenzo Pieralisi
parent 1291a0d504
commit 83c75ddd81
1 changed files with 4 additions and 1 deletions
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5
drivers/pci/host/pcie-rcar.c
View File

@ -1123,7 +1123,9 @@ static int rcar_pcie_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&pcie->resources); INIT_LIST_HEAD(&pcie->resources);
rcar_pcie_parse_request_of_pci_ranges(pcie); err = rcar_pcie_parse_request_of_pci_ranges(pcie);
if (err)
goto err_free_bridge;
err = rcar_pcie_get_resources(pcie); err = rcar_pcie_get_resources(pcie);
if (err < 0) { if (err < 0) {
@ -1178,6 +1180,7 @@ err_pm_disable:
err_free_resource_list: err_free_resource_list:
pci_free_resource_list(&pcie->resources); pci_free_resource_list(&pcie->resources);
err_free_bridge:
pci_free_host_bridge(bridge); pci_free_host_bridge(bridge);
return err; return err;