Make vfio MSI interrupt be non-threaded.

[kvmfornfv.git] / kernel / drivers / of / address.c

diff --git a/kernel/drivers/of/address.c b/kernel/drivers/of/address.c
index 6906a3f..384574c 100644 (file)
--- a/kernel/drivers/of/address.c
+++ b/kernel/drivers/of/address.c
@@ -712,7 +712,7 @@ int __weak pci_register_io_range(phys_addr_t addr, resource_size_t size)
        }
 
        /* add the range to the list */
-       range = kzalloc(sizeof(*range), GFP_KERNEL);
+       range = kzalloc(sizeof(*range), GFP_ATOMIC);
        if (!range) {
                err = -ENOMEM;
                goto end_register;
@@ -845,10 +845,10 @@ struct device_node *of_find_matching_node_by_address(struct device_node *from,
        struct resource res;
 
        while (dn) {
-               if (of_address_to_resource(dn, 0, &res))
-                       continue;
-               if (res.start == base_address)
+               if (!of_address_to_resource(dn, 0, &res) &&
+                   res.start == base_address)
                        return dn;
+
                dn = of_find_matching_node(dn, matches);
        }