[XenPPC] [xenppc-unstable] [XEN][POWERPC] Fix machine check build break.

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

# HG changeset patch
# User Hollis Blanchard <hollisb@xxxxxxxxxx>
# Node ID 5c0fb37b2a07fe464d201e7ff857ba3869ff292a
# Parent  715014b9548840332aec42a5bc230818cab05064
[XEN][POWERPC] Fix machine check build break.
Building exceptions.c with CRASH_DEBUG=y produces a build break, because
gcc complains about the unused variable.

Signed-off-by: Amos Waterland <apw@xxxxxxxxxx>
Signed-off-by: Hollis Blanchard <hollisb@xxxxxxxxxx>
---
 xen/arch/powerpc/exceptions.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r 715014b95488 -r 5c0fb37b2a07 xen/arch/powerpc/exceptions.c
--- a/xen/arch/powerpc/exceptions.c     Thu Sep 07 22:09:06 2006 -0400
+++ b/xen/arch/powerpc/exceptions.c     Fri Sep 08 10:22:45 2006 -0500
@@ -55,11 +55,11 @@ void do_dec(struct cpu_user_regs *regs)
 
 void program_exception(struct cpu_user_regs *regs, unsigned long cookie)
 {
-    int recover = 0;
-
 #ifdef CRASH_DEBUG
     __trap_to_gdb(regs, cookie);
 #else /* CRASH_DEBUG */
+    int recover = 0;
+
     show_registers(regs);
     printk("dar 0x%016lx, dsisr 0x%08x\n", mfdar(), mfdsisr());
     printk("hid4 0x%016lx\n", regs->hid4);

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