#define HPPFS_SUPER_MAGIC 0xb00000ee
-static struct super_operations hppfs_sbops;
+static const struct super_operations hppfs_sbops;
static int is_pid(struct dentry *dentry)
{
ino->i_blocks = proc_ino->i_blocks;
}
+static struct inode *hppfs_iget(struct super_block *sb)
+{
+ struct inode *inode;
+
+ inode = iget_locked(sb, 0);
+ if (!inode)
+ return ERR_PTR(-ENOMEM);
+ if (inode->i_state & I_NEW) {
+ hppfs_read_inode(inode);
+ unlock_new_inode(inode);
+ }
+ return inode;
+}
+
static struct dentry *hppfs_lookup(struct inode *ino, struct dentry *dentry,
struct nameidata *nd)
{
if(IS_ERR(proc_dentry))
return(proc_dentry);
- inode = iget(ino->i_sb, 0);
- if(inode == NULL)
+ inode = hppfs_iget(ino->i_sb);
+ if (IS_ERR(inode)) {
+ err = PTR_ERR(inode);
goto out_dput;
+ }
err = init_inode(inode, proc_dentry);
if(err)
return(ERR_PTR(err));
}
-static struct inode_operations hppfs_file_iops = {
+static const struct inode_operations hppfs_file_iops = {
};
static ssize_t read_proc(struct file *file, char __user *buf, ssize_t count,
kfree(HPPFS_I(inode));
}
-static struct super_operations hppfs_sbops = {
+static const struct super_operations hppfs_sbops = {
.alloc_inode = hppfs_alloc_inode,
.destroy_inode = hppfs_destroy_inode,
- .read_inode = hppfs_read_inode,
.delete_inode = hppfs_delete_inode,
.statfs = hppfs_statfs,
};
return ret;
}
-static struct inode_operations hppfs_dir_iops = {
+static const struct inode_operations hppfs_dir_iops = {
.lookup = hppfs_lookup,
};
-static struct inode_operations hppfs_link_iops = {
+static const struct inode_operations hppfs_link_iops = {
.readlink = hppfs_readlink,
.follow_link = hppfs_follow_link,
};
sb->s_magic = HPPFS_SUPER_MAGIC;
sb->s_op = &hppfs_sbops;
- root_inode = iget(sb, 0);
- if(root_inode == NULL)
+ root_inode = hppfs_iget(sb);
+ if (IS_ERR(root_inode)) {
+ err = PTR_ERR(root_inode);
goto out;
+ }
err = init_inode(root_inode, proc_sb->s_root);
if(err)