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This pull request contains fixes for UBIFS:
- A wrong UBIFS assertion in mount code - Fix for a NULL pointer deref in mount code - Revert of a bad fix for xattrs -----BEGIN PGP SIGNATURE----- iQJKBAABCAA0FiEEdgfidid8lnn52cLTZvlZhesYu8EFAlukuf8WHHJpY2hhcmRA c2lnbWEtc3Rhci5hdAAKCRBm+VmF6xi7wRnyD/40jc4PA1pP3dJcXqdqwSeN+vJZ YWu307rE+giWWg6vRKa8zu3z614579UC7EE/I9miSrPNPYCi9VTLNzJGNMvn8aSf 8seMrbhW0kz29T4YZ5fESr6x3hMsSdmIWZkPobruul8oBGmNcUm3Ag3MBM4XbQTm 5AcWUdXVQUXPROK/Xm04hNa5pJ6wkSu5CxA+mf9YM2ZYYPPdCblxxq3NsDX99vDw gZup7JndSzpk+IpZMQIEKUP83vh5YgCU06YPjXi5YIfXl+sQnpH0fyrWm3+1C0Yz 4T80rd3fm+7+obXdAI29mhcoZ09fGayozfqjU/fV3edW43+pUvRWced13vuLqz9Q JannCFeN+v/nB6OPlj4JGkgNunZ5M3r6ZZIQBbY9RJuZgG0/FMbpYb62RY1z/jg9 YA7e3J/R02i7tHnPbcIz6ngKE0c42VKxTdATaybXVunx5ZPip7txj9OeJbfIYUrr CbLMdiqIJUAAheHMUrTiF3jDNwEiMhBZA4dAGDvLmpLuyfMlN8Lwje9BdRd5VNKp zwEGUQkDWLxniFYLtmbceFSa4IQT6z70XJn1pqdDvgjxfp8trEqhtp9GMxA2u6TA adcug5gUzRWMQ2QuyoKIv6tkjmnII5N2KzhZH9hwBReRJUlKY9WQ9jowcGrPXhbw F2prIwBxp8drneOeKg== =CGLq -----END PGP SIGNATURE----- Merge tag 'upstream-4.19-rc4' of git://git.infradead.org/linux-ubifs Richard writes: "This pull request contains fixes for UBIFS: - A wrong UBIFS assertion in mount code - Fix for a NULL pointer deref in mount code - Revert of a bad fix for xattrs" * tag 'upstream-4.19-rc4' of git://git.infradead.org/linux-ubifs: Revert "ubifs: xattr: Don't operate on deleted inodes" ubifs: drop false positive assertion ubifs: Check for name being NULL while mounting
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commit
0eba8697bc
@ -1912,7 +1912,9 @@ static int ubifs_remount_fs(struct super_block *sb, int *flags, char *data)
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mutex_unlock(&c->bu_mutex);
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}
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ubifs_assert(c, c->lst.taken_empty_lebs > 0);
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if (!c->need_recovery)
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ubifs_assert(c, c->lst.taken_empty_lebs > 0);
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return 0;
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}
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@ -1954,6 +1956,9 @@ static struct ubi_volume_desc *open_ubi(const char *name, int mode)
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int dev, vol;
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char *endptr;
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if (!name || !*name)
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return ERR_PTR(-EINVAL);
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/* First, try to open using the device node path method */
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ubi = ubi_open_volume_path(name, mode);
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if (!IS_ERR(ubi))
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@ -152,12 +152,6 @@ static int create_xattr(struct ubifs_info *c, struct inode *host,
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ui->data_len = size;
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mutex_lock(&host_ui->ui_mutex);
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if (!host->i_nlink) {
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err = -ENOENT;
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goto out_noent;
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}
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host->i_ctime = current_time(host);
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host_ui->xattr_cnt += 1;
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host_ui->xattr_size += CALC_DENT_SIZE(fname_len(nm));
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@ -190,7 +184,6 @@ out_cancel:
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host_ui->xattr_size -= CALC_XATTR_BYTES(size);
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host_ui->xattr_names -= fname_len(nm);
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host_ui->flags &= ~UBIFS_CRYPT_FL;
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out_noent:
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mutex_unlock(&host_ui->ui_mutex);
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out_free:
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make_bad_inode(inode);
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@ -242,12 +235,6 @@ static int change_xattr(struct ubifs_info *c, struct inode *host,
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mutex_unlock(&ui->ui_mutex);
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mutex_lock(&host_ui->ui_mutex);
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if (!host->i_nlink) {
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err = -ENOENT;
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goto out_noent;
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}
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host->i_ctime = current_time(host);
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host_ui->xattr_size -= CALC_XATTR_BYTES(old_size);
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host_ui->xattr_size += CALC_XATTR_BYTES(size);
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@ -269,7 +256,6 @@ static int change_xattr(struct ubifs_info *c, struct inode *host,
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out_cancel:
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host_ui->xattr_size -= CALC_XATTR_BYTES(size);
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host_ui->xattr_size += CALC_XATTR_BYTES(old_size);
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out_noent:
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mutex_unlock(&host_ui->ui_mutex);
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make_bad_inode(inode);
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out_free:
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@ -496,12 +482,6 @@ static int remove_xattr(struct ubifs_info *c, struct inode *host,
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return err;
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mutex_lock(&host_ui->ui_mutex);
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if (!host->i_nlink) {
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err = -ENOENT;
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goto out_noent;
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}
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host->i_ctime = current_time(host);
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host_ui->xattr_cnt -= 1;
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host_ui->xattr_size -= CALC_DENT_SIZE(fname_len(nm));
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@ -521,7 +501,6 @@ out_cancel:
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host_ui->xattr_size += CALC_DENT_SIZE(fname_len(nm));
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host_ui->xattr_size += CALC_XATTR_BYTES(ui->data_len);
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host_ui->xattr_names += fname_len(nm);
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out_noent:
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mutex_unlock(&host_ui->ui_mutex);
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ubifs_release_budget(c, &req);
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make_bad_inode(inode);
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@ -561,9 +540,6 @@ static int ubifs_xattr_remove(struct inode *host, const char *name)
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ubifs_assert(c, inode_is_locked(host));
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if (!host->i_nlink)
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return -ENOENT;
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if (fname_len(&nm) > UBIFS_MAX_NLEN)
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return -ENAMETOOLONG;
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