static const struct super_operations efs_superblock_operations = {
.alloc_inode = efs_alloc_inode,
.destroy_inode = efs_destroy_inode,
- .read_inode = efs_read_inode,
.put_super = efs_put_super,
.statfs = efs_statfs,
.remount_fs = efs_remount,
struct efs_sb_info *sb;
struct buffer_head *bh;
struct inode *root;
+ int ret = -EINVAL;
sb = kzalloc(sizeof(struct efs_sb_info), GFP_KERNEL);
if (!sb)
}
s->s_op = &efs_superblock_operations;
s->s_export_op = &efs_export_ops;
- root = iget(s, EFS_ROOTINODE);
+ root = efs_iget(s, EFS_ROOTINODE);
+ if (IS_ERR(root)) {
+ printk(KERN_ERR "EFS: get root inode failed\n");
+ ret = PTR_ERR(root);
+ goto out_no_fs;
+ }
+
s->s_root = d_alloc_root(root);
-
if (!(s->s_root)) {
- printk(KERN_ERR "EFS: get root inode failed\n");
+ printk(KERN_ERR "EFS: get root dentry failed\n");
iput(root);
+ ret = -ENOMEM;
goto out_no_fs;
}
out_no_fs:
s->s_fs_info = NULL;
kfree(sb);
- return -EINVAL;
+ return ret;
}
static int efs_statfs(struct dentry *dentry, struct kstatfs *buf) {