9p: remove useless 'name' variable and assignment

There is no use of 'name' pointer. Get rid of its useless assignment.

Signed-off-by: Geyslan G. Bem <[e-mail]>
Signed-off-by: Eric Van Hensbergen <[e-mail]>

fs/9p/vfs_inode_dotl.c

···
 		struct dentry *dentry)
 {
 	int err;
-	char *name;
 	struct dentry *dir_dentry;
 	struct p9_fid *dfid, *oldfid;
 	struct v9fs_session_info *v9ses;
···
 	oldfid = v9fs_fid_lookup(old_dentry);
 	if (IS_ERR(oldfid))
 		return PTR_ERR(oldfid);
-
-	name = (char *) dentry->d_name.name;
 
 	err = p9_client_link(dfid, oldfid, (char *)dentry->d_name.name);