[Xen-changelog] [xen-unstable] hvmloader: Fix e820_collapse() to not lose E820 entries.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Date 1177407287 -3600
# Node ID fe4784ff9fd3996bc7960a4e2b42ad56ecf5aef9
# Parent  4f7fd7d27fd08cfb76d88f5e2580f35f403ab347
hvmloader: Fix e820_collapse() to not lose E820 entries.
Fixes bugzilla bug #971.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
---
 tools/firmware/hvmloader/util.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff -r 4f7fd7d27fd0 -r fe4784ff9fd3 tools/firmware/hvmloader/util.c
--- a/tools/firmware/hvmloader/util.c   Tue Apr 24 09:50:56 2007 +0100
+++ b/tools/firmware/hvmloader/util.c   Tue Apr 24 10:34:47 2007 +0100
@@ -295,7 +295,7 @@ static void e820_collapse(void)
              ((ent[i].addr + ent[i].size) == ent[i+1].addr) )
         {
             ent[i].size += ent[i+1].size;
-            memcpy(&ent[i+1], &ent[i+2], *E820_MAP_NR - i - 2);
+            memcpy(&ent[i+1], &ent[i+2], (*E820_MAP_NR-i-2) * sizeof(*ent));
             (*E820_MAP_NR)--;
         }
         else
@@ -322,10 +322,10 @@ uint32_t e820_malloc(uint32_t size)
              (addr != ent[i].addr) ||     /* starts above 4gb? */
              ((addr + size) < addr) )     /* ends above 4gb? */
             continue;
-        
+
         if ( ent[i].size != size )
         {
-            memmove(&ent[i+1], &ent[i], (*E820_MAP_NR - i) * sizeof(*ent));
+            memmove(&ent[i+1], &ent[i], (*E820_MAP_NR-i) * sizeof(*ent));
             (*E820_MAP_NR)++;
             ent[i].size -= size;
             addr += ent[i].size;

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