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path: root/drivers/pci/of.c
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-rw-r--r--drivers/pci/of.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/of.c b/drivers/pci/of.c
index ac24cd5439a9..5ea472ae22ac 100644
--- a/drivers/pci/of.c
+++ b/drivers/pci/of.c
@@ -556,6 +556,11 @@ static int pci_parse_request_of_pci_ranges(struct device *dev,
break;
case IORESOURCE_MEM:
res_valid |= !(res->flags & IORESOURCE_PREFETCH);
+
+ if (!(res->flags & IORESOURCE_PREFETCH))
+ if (upper_32_bits(resource_size(res)))
+ dev_warn(dev, "Memory resource size exceeds max for 32 bits\n");
+
break;
}
}