From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 23 Mar 2012 22:02:28 +0000 (-0700)
Subject: epoll: remove unneeded variable in reverse_path_check()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=da0503aae07f0410b6ff0a9e1d1d011701eb2758;p=linux-beck.git

epoll: remove unneeded variable in reverse_path_check()

We never use the length variable.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 23c220774d1b..629e9ed99d0f 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -1077,13 +1077,11 @@ static int reverse_path_check_proc(void *priv, void *cookie, int call_nests)
  */
 static int reverse_path_check(void)
 {
-	int length = 0;
 	int error = 0;
 	struct file *current_file;
 
 	/* let's call this for all tfiles */
 	list_for_each_entry(current_file, &tfile_check_list, f_tfile_llink) {
-		length++;
 		path_count_init();
 		error = ep_call_nested(&poll_loop_ncalls, EP_MAX_NESTS,
 					reverse_path_check_proc, current_file,