[Qemu-devel] [PATCH 10/11] piix_pci: use range helper function

[Isaku Yamahata]

use range helper function in i440fx_write_config().

Signed-off-by: Isaku Yamahata <address@hidden>
---
 hw/piix_pci.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/hw/piix_pci.c b/hw/piix_pci.c
index 7bbaf50..304f84a 100644
--- a/hw/piix_pci.c
+++ b/hw/piix_pci.c
@@ -136,9 +136,11 @@ static void i440fx_write_config(PCIDevice *dev,
 
     /* XXX: implement SMRAM.D_LOCK */
     pci_default_write_config(dev, address, val, len);
-    if ((address >= I440FX_PAM0 && address <= I440FX_PAM6) ||
-        address == I440FX_SMRAM)
+    if (ranges_overlap(address, len,
+                       I440FX_PAM0, I440FX_PAM6 - I440FX_PAM0 + 1) ||
+        range_covers_byte(address, len, I440FX_SMRAM)) {
         i440fx_update_memory_mappings(d);
+    }
 }
 
 static int i440fx_load_old(QEMUFile* f, void *opaque, int version_id)
-- 
1.6.5.4