In following alt_size support, we will call pci_assign_resource()
on one resource list several times, and some resources could have been
assigned already.
Skip allocated resource in the list, as pci_assign_resource()
only can handle not assigned resource.
Signed-off-by: Yinghai Lu <ying...@kernel.org>
---
drivers/pci/setup-bus.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index b17ee2d..ccc6f9d 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -380,7 +380,7 @@ static void assign_requested_resources_sorted(struct
list_head *head,
list_for_each_entry(dev_res, head, list) {
res = dev_res->res;
idx = res - &dev_res->dev->resource[0];
- if (resource_size(res) &&
+ if (!res->parent && resource_size(res) &&
pci_assign_resource(dev_res->dev, idx)) {
if (fail_head)
add_to_list(fail_head, dev_res->dev, res);
--
1.8.4.5
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