[Xen-changelog] [xen-unstable] Remove unused var from acpi_idle_do_entry().

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir@xxxxxxx>
# Date 1305881081 -3600
# Node ID 5fb4c607049dccbee875f91e23de685d4e718b00
# Parent  ff35161fe9ed6abd3d8b1ae197787474d1dc999d
Remove unused var from acpi_idle_do_entry().

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


diff -r ff35161fe9ed -r 5fb4c607049d xen/arch/x86/acpi/cpu_idle.c
--- a/xen/arch/x86/acpi/cpu_idle.c      Fri May 20 09:33:53 2011 +0100
+++ b/xen/arch/x86/acpi/cpu_idle.c      Fri May 20 09:44:41 2011 +0100
@@ -273,8 +273,6 @@
 
 static void acpi_idle_do_entry(struct acpi_processor_cx *cx)
 {
-    int unused;
-
     switch ( cx->entry_method )
     {
     case ACPI_CSTATE_EM_FFH:
@@ -287,7 +285,7 @@
         /* Dummy wait op - must do something useless after P_LVL2 read
            because chipsets cannot guarantee that STPCLK# signal
            gets asserted in time to freeze execution properly. */
-        unused = inl(pmtmr_ioport);
+        inl(pmtmr_ioport);
         return;
     case ACPI_CSTATE_EM_HALT:
         safe_halt();

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