[Xen-devel] [PATCH 42 of 45] gcc-4.6 compile fix: xen/arch/x86/mm/p2m.c

[Olaf Hering <olaf@xxxxxxxxx>]

# HG changeset patch
# User Olaf Hering <olaf@xxxxxxxxx>
# Date 1305824431 -7200
# Node ID 2e6175d0996618f80fd26106257d6cb8b61b046d
# Parent  881c89e72ed5955fee3bd90bd200e78a41f124db
gcc-4.6 compile fix: xen/arch/x86/mm/p2m.c

p2m.c: In function 'p2m_remove_page':
p2m.c:324:11: error: variable 'mfn_return' set but not used 
[-Werror=unused-but-set-variable]

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>

diff -r 881c89e72ed5 -r 2e6175d09966 xen/arch/x86/mm/p2m.c
--- a/xen/arch/x86/mm/p2m.c     Thu May 19 19:00:30 2011 +0200
+++ b/xen/arch/x86/mm/p2m.c     Thu May 19 19:00:31 2011 +0200
@@ -321,7 +321,7 @@ p2m_remove_page(struct p2m_domain *p2m, 
                 unsigned int page_order)
 {
     unsigned long i;
-    mfn_t mfn_return;
+    mfn_t mfn_return __attribute__ ((unused));
     p2m_type_t t;
     p2m_access_t a;
 

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