From 98a3cb024b0e4d5a4b1458946a82ea9b9619ba1c Mon Sep 17 00:00:00 2001
From: Isaku Yamahata <yamahata@valinux.co.jp>
Date: Tue, 15 Dec 2009 20:26:04 +0900
Subject: msix: use range helper function.

use range helper function in msix_write_config().

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/msix.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/msix.c b/hw/msix.c
index 0baedef..2ca0900 100644
--- a/hw/msix.c
+++ b/hw/msix.c
@@ -175,7 +175,7 @@ void msix_write_config(PCIDevice *dev, uint32_t addr,
     unsigned enable_pos = dev->msix_cap + MSIX_CONTROL_OFFSET;
     int vector;
 
-    if (addr + len <= enable_pos || addr > enable_pos) {
+    if (!range_covers_byte(addr, len, enable_pos)) {
         return;
     }
 
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