This patch allows PCI host controller to function even if part of resources
is unusable for some reason. An example is non-LPAE kernel on a machine
which has some 64-bit resources. Unusable resources will be just skipped
instead of a complete failure.
Signed-off-by: Pavel Fedin <p.fedin@xxxxxxxxxxx>
---
drivers/of/of_pci.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/of/of_pci.c b/drivers/of/of_pci.c
index 5751dc5..ea7c2b6 100644
--- a/drivers/of/of_pci.c
+++ b/drivers/of/of_pci.c
@@ -223,8 +223,10 @@ int of_pci_get_host_bridge_resources(struct device_node *dev,
}
err = of_pci_range_to_resource(&range, dev, res);
- if (err)
- goto conversion_failed;
+ if (err) {
+ kfree(res);
+ continue;
+ }
if (resource_type(res) == IORESOURCE_IO) {
if (!io_base) {
--
2.4.4
--
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