proc: cleanup: remove unused assignments

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@gmail.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Reviewed-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/fs/proc/base.c b/fs/proc/base.c
index c384e8b84dffea78a450b416533a60b192620541..acb7ef80ea4fcc4987b0b2159f70d599f659c31e 100644 (file)
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2432,7 +2432,7 @@ 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);
@@ -2782,7 +2782,7 @@ 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 757c069f2a65132584272d3fc1ccd22ea012d737..4258384ed22d9afa22fe579dd7c4242039e8ab8e 100644 (file)
--- 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;