microblaze: Fix sparse warning - unwind.c
Warning log:
CHECK arch/microblaze/kernel/unwind.c
arch/microblaze/kernel/unwind.c:186:6: warning: symbol 'microblaze_unwind_inner' was not declared. Should it be static?
Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/arch/microblaze/kernel/unwind.c b/arch/microblaze/kernel/unwind.c
index fefac5c..9781a52 100644
--- a/arch/microblaze/kernel/unwind.c
+++ b/arch/microblaze/kernel/unwind.c
@@ -183,7 +183,7 @@
* @trace : Where to store stack backtrace (PC values).
* NULL == print backtrace to kernel log
*/
-void microblaze_unwind_inner(struct task_struct *task,
+static void microblaze_unwind_inner(struct task_struct *task,
unsigned long pc, unsigned long fp,
unsigned long leaf_return,
struct stack_trace *trace)