[patch] proc: cleanup: remove unused assignments

[Dan Carpenter]

I removed 3 unused assignments.  The first two get reset on the first
statement of their functions.  For "err" in root.c we don't return an 
error and we don't use the variable again.

Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>

diff --git a/fs/proc/base.c b/fs/proc/base.c
index a731084..875d636 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2434,7 +2434,7 @@ static struct dentry *proc_base_instantiate(struct inode *dir,
 	const struct pid_entry *p = ptr;
 	struct inode *inode;
 	struct proc_inode *ei;
-	struct dentry *error = ERR_PTR(-EINVAL);
+	struct dentry *error;
 
 	/* Allocate the inode */
 	error = ERR_PTR(-ENOMEM);
@@ -2784,7 +2784,7 @@ out:
 
 struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *nd)
 {
-	struct dentry *result = ERR_PTR(-ENOENT);
+	struct dentry *result;
 	struct task_struct *task;
 	unsigned tgid;
 	struct pid_namespace *ns;
diff --git a/fs/proc/root.c b/fs/proc/root.c
index 757c069..4258384 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -110,7 +110,6 @@ void __init proc_root_init(void)
 	if (err)
 		return;
 	proc_mnt = kern_mount_data(&proc_fs_type, &init_pid_ns);
-	err = PTR_ERR(proc_mnt);
 	if (IS_ERR(proc_mnt)) {
 		unregister_filesystem(&proc_fs_type);
 		return;
--
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