static struct dentry *minix_lookup(struct inode * dir, struct dentry *dentry, unsigned int flags) { struct inode * inode = NULL; ino_t ino; if (dentry->d_name.len > minix_sb(dir->i_sb)->s_namelen) return ERR_PTR(-ENAMETOOLONG); ino = minix_inode_by_name(dentry); if (ino) inode = minix_iget(dir->i_sb, ino); return d_splice_alias(inode, dentry); }
static struct dentry *minix_lookup(struct inode * dir, struct dentry *dentry, struct nameidata *nd) { struct inode * inode = NULL; ino_t ino; if (dentry->d_name.len > minix_sb(dir->i_sb)->s_namelen) return ERR_PTR(-ENAMETOOLONG); ino = minix_inode_by_name(dentry); if (ino) { inode = minix_iget(dir->i_sb, ino); if (IS_ERR(inode)) return ERR_CAST(inode); } d_add(dentry, inode); return NULL; }
static struct dentry *minix_lookup(struct inode * dir, struct dentry *dentry, struct nameidata *nd) { struct inode * inode = NULL; ino_t ino; dentry->d_op = dir->i_sb->s_root->d_op; if (dentry->d_name.len > minix_sb(dir->i_sb)->s_namelen) return ERR_PTR(-ENAMETOOLONG); ino = minix_inode_by_name(dentry); if (ino) { inode = iget(dir->i_sb, ino); if (!inode) return ERR_PTR(-EACCES); } d_add(dentry, inode); return NULL; }