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[Xen-changelog] [xen-unstable] x86_emulate: fix side-effect macro call.

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Subject:	[Xen-changelog] [xen-unstable] x86_emulate: fix side-effect macro call.
From:	Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>
Date:	Tue, 05 Feb 2008 11:10:29 -0800
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# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1202226659 0
# Node ID bf4a24c172d23ae9839ee564225d49ed95167de3
# Parent  92734271810aaa32d27fce777684649995fb1665
x86_emulate: fix side-effect macro call.
Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>
---
 xen/arch/x86/x86_emulate.c |   11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)

diff -r 92734271810a -r bf4a24c172d2 xen/arch/x86/x86_emulate.c
--- a/xen/arch/x86/x86_emulate.c        Tue Feb 05 15:45:10 2008 +0000
+++ b/xen/arch/x86/x86_emulate.c        Tue Feb 05 15:50:59 2008 +0000
@@ -550,7 +550,8 @@ do {                                    
 
 #define jmp_rel(rel)                                                    \
 do {                                                                    \
-    _regs.eip += (int)(rel);                                            \
+    int _rel = (int)(rel);                                              \
+    _regs.eip += _rel;                                                  \
     if ( !mode_64bit() )                                                \
         _regs.eip = ((op_bytes == 2)                                    \
                      ? (uint16_t)_regs.eip : (uint32_t)_regs.eip);      \
@@ -2785,9 +2786,11 @@ x86_emulate(
         break;
     }
 
-    case 0xeb: /* jmp (short) */
-        jmp_rel(insn_fetch_type(int8_t));
-        break;
+    case 0xeb: /* jmp (short) */ {
+        int rel = insn_fetch_type(int8_t);
+        jmp_rel(rel);
+        break;
+    }
 
     case 0xf1: /* int1 (icebp) */
         src.val = EXC_DB;

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