fs/9p: Eliminate now unused v9fs_get_inode

Now with all inode allocation going through get_from_fid
functions we can remove v9fs_get_inode and reduce us down
to a single inode allocation path.
Signed-off-by: Eric Van Hensbergen <ericvh@kernel.org>

fs/9p/v9fs_vfs.h

@@ -40,8 +40,6 @@ extern struct kmem_cache *v9fs_inode_cache;
 
 struct inode *v9fs_alloc_inode(struct super_block *sb);
 void v9fs_free_inode(struct inode *inode);
-struct inode *v9fs_get_inode(struct super_block *sb, umode_t mode,
-			     dev_t rdev);
 void v9fs_set_netfs_context(struct inode *inode);
 int v9fs_init_inode(struct v9fs_session_info *v9ses,
 		    struct inode *inode, umode_t mode, dev_t rdev);

fs/9p/vfs_inode.c

@@ -331,36 +331,6 @@ int v9fs_init_inode(struct v9fs_session_info *v9ses,
 
 }
 
-/**
- * v9fs_get_inode - helper function to setup an inode
- * @sb: superblock
- * @mode: mode to setup inode with
- * @rdev: The device numbers to set
- */
-
-struct inode *v9fs_get_inode(struct super_block *sb, umode_t mode, dev_t rdev)
-{
-	int err;
-	struct inode *inode;
-	struct v9fs_session_info *v9ses = sb->s_fs_info;
-
-	p9_debug(P9_DEBUG_VFS, "super block: %p mode: %ho\n", sb, mode);
-
-	inode = new_inode(sb);
-	if (!inode) {
-		pr_warn("%s (%d): Problem allocating inode\n",
-			__func__, task_pid_nr(current));
-		return ERR_PTR(-ENOMEM);
-	}
-	err = v9fs_init_inode(v9ses, inode, mode, rdev);
-	if (err) {
-		iput(inode);
-		return ERR_PTR(err);
-	}
-	v9fs_set_netfs_context(inode);
-	return inode;
-}
-
 /**
  * v9fs_evict_inode - Remove an inode from the inode cache
  * @inode: inode to release