fix file specification in comments

Many files include the filename at the beginning, serveral used a wrong one.

Signed-off-by: Uwe Zeisberger <Uwe_Zeisberger@digi.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/arch/powerpc/oprofile/op_model_7450.c b/arch/powerpc/oprofile/op_model_7450.c
index e0491c3..d8ee3ae 100644
--- a/arch/powerpc/oprofile/op_model_7450.c
+++ b/arch/powerpc/oprofile/op_model_7450.c
@@ -1,5 +1,5 @@
 /*
- * oprofile/op_model_7450.c
+ * arch/powerpc/oprofile/op_model_7450.c
  *
  * Freescale 745x/744x oprofile support, based on fsl_booke support
  * Copyright (C) 2004 Anton Blanchard <anton@au.ibm.com>, IBM