[RFC PATCH 01/35] xen-pciback: Change PCIBIOS_SUCCESSFUL to 0

["Saheed O. Bolarinwa" <refactormyself@xxxxxxxxx>]

In reference to the PCI spec (Chapter 2), PCIBIOS* is an x86 concept.
Their scope should be limited within arch/x86.

Change all PCIBIOS_SUCCESSFUL to 0

Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@xxxxxxxxx>
---
 drivers/xen/xen-pciback/conf_space.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/xen-pciback/conf_space.c 
b/drivers/xen/xen-pciback/conf_space.c
index 059de92aea7d..0e7577f16f78 100644
--- a/drivers/xen/xen-pciback/conf_space.c
+++ b/drivers/xen/xen-pciback/conf_space.c
@@ -130,7 +130,7 @@ static inline u32 merge_value(u32 val, u32 new_val, u32 
new_val_mask,
 static int xen_pcibios_err_to_errno(int err)
 {
        switch (err) {
-       case PCIBIOS_SUCCESSFUL:
+       case 0:
                return XEN_PCI_ERR_success;
        case PCIBIOS_DEVICE_NOT_FOUND:
                return XEN_PCI_ERR_dev_not_found;
-- 
2.18.2