profile: don't include <asm/ptrace.h> twice.

Currently, kernel/profile.c include <asm/ptrace.h> twice.  It can be
removed.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/kernel/profile.c b/kernel/profile.c
index d18e2d2..784933ac 100644
--- a/kernel/profile.c
+++ b/kernel/profile.c
@@ -445,7 +445,6 @@
 #ifdef CONFIG_PROC_FS
 #include <linux/proc_fs.h>
 #include <asm/uaccess.h>
-#include <asm/ptrace.h>
 
 static int prof_cpu_mask_read_proc(char *page, char **start, off_t off,
 			int count, int *eof, void *data)