goto out_putf;
error = -EPERM;
- if (IS_APPEND(inode))
+ /* Check IS_APPEND on real upper inode */
+ if (IS_APPEND(file_inode(f.file)))
goto out_putf;
sb_start_write(inode->i_sb);
SYSCALL_DEFINE1(fchdir, unsigned int, fd)
{
struct fd f = fdget_raw(fd);
- struct inode *inode;
- int error = -EBADF;
+ int error;
error = -EBADF;
if (!f.file)
goto out;
- inode = file_inode(f.file);
-
error = -ENOTDIR;
- if (!S_ISDIR(inode->i_mode))
+ if (!d_can_lookup(f.file->f_path.dentry))
goto out_putf;
- error = inode_permission(inode, MAY_EXEC | MAY_CHDIR);
+ error = inode_permission(file_inode(f.file), MAY_EXEC | MAY_CHDIR);
if (!error)
set_fs_pwd(current->fs, &f.file->f_path);
out_putf: