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From: Stefan Berger <stefanb@linux.vnet.ibm.com>
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Date: Tue, 26 Jul 2011 10:33:11 -0400
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Subject: [Qemu-devel] [PATCH] Fix a compilation error in xen-mapcache.c
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To: aliguori@us.ibm.com, qemu-trivial@nongnu.org
Cc: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>

This patch fixes a compilation error in xen-mapcache.c .

/home/stefanb/qemu/qemu-git/xen-mapcache.c: In function =E2=80=98xen_ram_=
addr_from_mapcache=E2=80=99:
/home/stefanb/qemu/qemu-git/xen-mapcache.c:240:42: error: variable =E2=80=
=98pentry=E2=80=99 set but not used [-Werror=3Dunused-but-set-variable]
cc1: all warnings being treated as errors

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>

---
 xen-mapcache.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Index: qemu-git/xen-mapcache.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- qemu-git.orig/xen-mapcache.c
+++ qemu-git/xen-mapcache.c
@@ -237,7 +237,7 @@ uint8_t *xen_map_cache(target_phys_addr_
=20
 ram_addr_t xen_ram_addr_from_mapcache(void *ptr)
 {
-    MapCacheEntry *entry =3D NULL, *pentry =3D NULL;
+    MapCacheEntry *entry =3D NULL;
     MapCacheRev *reventry;
     target_phys_addr_t paddr_index;
     target_phys_addr_t size;
@@ -263,7 +263,6 @@ ram_addr_t xen_ram_addr_from_mapcache(vo
=20
     entry =3D &mapcache->entry[paddr_index % mapcache->nr_buckets];
     while (entry && (entry->paddr_index !=3D paddr_index || entry->size =
!=3D size)) {
-        pentry =3D entry;
         entry =3D entry->next;
     }
     if (!entry) {