of/address: little-endian fixes

Fix some endian issues in the OF address translation code.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
CC: Michal Simek <monstr@monstr.eu>
CC: Stephen Rothwell <sfr@canb.auug.org.au>

1 files changed, 7 insertions, 5 deletions

diff --git a/drivers/of/address.c b/drivers/of/address.c
index 2a905d560c1c..0b04137f04f7 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -22,7 +22,7 @@ static void of_dump_addr(const char *s, const u32 *addr, int na)
 {
         printk(KERN_DEBUG "%s", s);
         while (na--)
-                printk(" %08x", *(addr++));
+                printk(" %08x", be32_to_cpu(*(addr++)));
         printk("\n");
 }
 #else
@@ -79,8 +79,8 @@ static int of_bus_default_translate(u32 *addr, u64 offset, int na)
         memset(addr, 0, na * 4);
         a += offset;
         if (na > 1)
-                addr[na - 2] = a >> 32;
-        addr[na - 1] = a & 0xffffffffu;
+                addr[na - 2] = cpu_to_be32(a >> 32);
+        addr[na - 1] = cpu_to_be32(a & 0xffffffffu);
 
         return 0;
 }
@@ -190,14 +190,16 @@ const u32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size,
         psize /= 4;
 
         onesize = na + ns;
-        for (i = 0; psize >= onesize; psize -= onesize, prop += onesize, i++)
-                if ((prop[0] & 0xff) == ((bar_no * 4) + PCI_BASE_ADDRESS_0)) {
+        for (i = 0; psize >= onesize; psize -= onesize, prop += onesize, i++) {
+                u32 val = be32_to_cpu(prop[0]);
+                if ((val & 0xff) == ((bar_no * 4) + PCI_BASE_ADDRESS_0)) {
                         if (size)
                                 *size = of_read_number(prop + na, ns);
                         if (flags)
                                 *flags = bus->get_flags(prop);
                         return prop;
                 }
+        }
         return NULL;
 }
 EXPORT_SYMBOL(of_get_pci_address);