From 457c25107b83bc6456b3a18a25511418dc25da69 Mon Sep 17 00:00:00 2001
From: Pavel Emelyanov <xemul@openvz.org>
Date: Thu, 18 Oct 2007 23:40:43 -0700
Subject: [PATCH] Remove unused variables from fs/proc/base.c
When removing the explicit task_struct->pid usage I found that
proc_readfd_common() and proc_pident_readdir() get this field, but do not
use it at all. So this cleanup is a cheap help with the task_struct->pid
isolation.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/proc/base.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 54c2e5621af..39a3d7c969c 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1519,7 +1519,7 @@ static int proc_readfd_common(struct file * filp, void * dirent,
struct dentry *dentry = filp->f_path.dentry;
struct inode *inode = dentry->d_inode;
struct task_struct *p = get_proc_task(inode);
- unsigned int fd, tid, ino;
+ unsigned int fd, ino;
int retval;
struct files_struct * files;
struct fdtable *fdt;
@@ -1528,7 +1528,6 @@ static int proc_readfd_common(struct file * filp, void * dirent,
if (!p)
goto out_no_task;
retval = 0;
- tid = p->pid;
fd = filp->f_pos;
switch (fd) {
@@ -1763,7 +1762,6 @@ static int proc_pident_readdir(struct file *filp,
const struct pid_entry *ents, unsigned int nents)
{
int i;
- int pid;
struct dentry *dentry = filp->f_path.dentry;
struct inode *inode = dentry->d_inode;
struct task_struct *task = get_proc_task(inode);
@@ -1776,7 +1774,6 @@ static int proc_pident_readdir(struct file *filp,
goto out_no_task;
ret = 0;
- pid = task->pid;
i = filp->f_pos;
switch (i) {
case 0:
--
2.20.1