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[Xen-changelog] Clean the arch_memory_op() for-loop header.



# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID b05e1c4bc31b17b4c4a5c8425f20576cf97e32a5
# Parent  5d95ab80f290d2f6a7d322d6cd1992c28fbfd776
Clean the arch_memory_op() for-loop header.

Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>

diff -r 5d95ab80f290 -r b05e1c4bc31b xen/arch/x86/x86_64/mm.c
--- a/xen/arch/x86/x86_64/mm.c  Sat Nov 26 09:24:08 2005
+++ b/xen/arch/x86/x86_64/mm.c  Sat Nov 26 09:43:27 2005
@@ -190,7 +190,8 @@
         if ( copy_from_user(&xmml, arg, sizeof(xmml)) )
             return -EFAULT;
 
-        for ( i = 0, v = RDWR_MPT_VIRT_START; v != RDWR_MPT_VIRT_END; 
+        for ( i = 0, v = RDWR_MPT_VIRT_START;
+              (i != xmml.max_extents) && (v != RDWR_MPT_VIRT_END);
               i++, v += 1 << 21 )
         {
             l3e = l4e_to_l3e(idle_pg_table[l4_table_offset(v)])[
@@ -201,8 +202,6 @@
             if ( !(l2e_get_flags(l2e) & _PAGE_PRESENT) )
                 break;
             mfn = l2e_get_pfn(l2e) + l1_table_offset(v);
-            if ( i == xmml.max_extents )
-                break;
             if ( put_user(mfn, &xmml.extent_start[i]) )
                 return -EFAULT;
         }

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