[Xen-devel] [v2][PATCH 1/1] x86: make struct e820map's nr_map unsigned

[Tiejun Chen <tiejun.chen@xxxxxxxxx>]

nr_map is used to represent the amount of e820entry in e820 so
this is never negative.

Signed-off-by: Tiejun Chen <tiejun.chen@xxxxxxxxx>
---
 xen/include/asm-x86/e820.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

v2:

* Just refine the patch description.

diff --git a/xen/include/asm-x86/e820.h b/xen/include/asm-x86/e820.h
index 8418fc4..0bd5c2f 100644
--- a/xen/include/asm-x86/e820.h
+++ b/xen/include/asm-x86/e820.h
@@ -19,7 +19,7 @@ struct __packed e820entry {
 #define E820MAX        128
 
 struct e820map {
-    int nr_map;
+    unsigned int nr_map;
     struct e820entry map[E820MAX];
 };
 
-- 
1.9.1


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