[patch] unwind: fix unused variable warning when !CONFIG_MODULES

[Chuck Ebbert <76306.1226@compuserve.com>]

Fix "variable defined but not used" compiler warning in unwind.c
when CONFIG_MODULES is not set.

Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com>

--- 2.6.18-rc3-32.orig/kernel/unwind.c
+++ 2.6.18-rc3-32/kernel/unwind.c
@@ -102,7 +102,7 @@ static struct unwind_table {
 	unsigned long size;
 	struct unwind_table *link;
 	const char *name;
-} root_table, *last_table;
+} root_table;
 
 struct unwind_item {
 	enum item_location {
@@ -174,6 +174,8 @@ void __init unwind_init(void)
 
 #ifdef CONFIG_MODULES
 
+static struct unwind_table *last_table;
+
 /* Must be called with module_mutex held. */
 void *unwind_add_table(struct module *module,
                        const void *table_start,
-- 
Chuck
-
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