oprofile: fixing whitespaces in drivers/oprofile/*

Signed-off-by: Robert Richter <robert.richter@amd.com>
diff --git a/drivers/oprofile/buffer_sync.h b/drivers/oprofile/buffer_sync.h
index 08866f6..3110732 100644
--- a/drivers/oprofile/buffer_sync.h
+++ b/drivers/oprofile/buffer_sync.h
@@ -9,13 +9,13 @@
 
 #ifndef OPROFILE_BUFFER_SYNC_H
 #define OPROFILE_BUFFER_SYNC_H
- 
+
 /* add the necessary profiling hooks */
 int sync_start(void);
 
 /* remove the hooks */
 void sync_stop(void);
- 
+
 /* sync the given CPU's buffer */
 void sync_buffer(int cpu);