Patch 2.4.21 use propper type for pid -V

[Walter Harms]

Hi liste,
this is a small patch to fix functions that do not use the 
correct type for pid. daniele bellucci and i have worked this 
out. 

walter

--- fs/proc/base.c.org	2003-06-28 21:32:45.000000000 +0200
+++ fs/proc/base.c	2003-06-28 21:45:14.000000000 +0200
@@ -577,7 +577,8 @@
 {
 	struct inode *inode = filp->f_dentry->d_inode;
 	struct task_struct *p = inode->u.proc_i.task;
-	unsigned int fd, pid, ino;
+	unsigned int fd, ino;
+	pid_t pid;
 	int retval;
 	char buf[NUMBUF];
 	struct files_struct * files;
@@ -640,7 +641,7 @@
 	void * dirent, filldir_t filldir)
 {
 	int i;
-	int pid;
+	pid_t pid;
 	struct inode *inode = filp->f_dentry->d_inode;
 	struct pid_entry *p;
 
@@ -981,7 +982,8 @@
 
 struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry)
 {
-	unsigned int pid, c;
+	unsigned int c;
+	pid_t pid;
 	struct task_struct *task;
 	const char *name;
 	struct inode *inode;
@@ -1061,7 +1063,7 @@
  * tasklist lock while doing this, and we must release it before
  * we actually do the filldir itself, so we use a temp buffer..
  */
-static int get_pid_list(int index, unsigned int *pids)
+static int get_pid_list(int index, pid_t *pids)
 {
 	struct task_struct *p;
 	int nr_pids = 0;
@@ -1069,7 +1071,7 @@
 	index--;
 	read_lock(&tasklist_lock);
 	for_each_task(p) {
-		int pid = p->pid;
+		pid_t pid = p->pid;
 		if (!pid)
 			continue;
 		if (--index >= 0)
@@ -1085,7 +1087,7 @@
 
 int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir)
 {
-	unsigned int pid_array[PROC_MAXPIDS];
+	pid_t pid_array[PROC_MAXPIDS];
 	char buf[PROC_NUMBUF];
 	unsigned int nr = filp->f_pos - FIRST_PROCESS_ENTRY;
 	unsigned int nr_pids, i;
@@ -1101,7 +1103,7 @@
 	nr_pids = get_pid_list(nr, pid_array);
 
 	for (i = 0; i < nr_pids; i++) {
-		int pid = pid_array[i];
+		pid_t pid = pid_array[i];
 		ino_t ino = fake_ino(pid,PROC_PID_INO);
 		unsigned long j = PROC_NUMBUF;
 
--