[PATCH 0/7] ext4 long-lived issues, part two

From: Vasily Averin
Date: Wed Oct 31 2018 - 15:12:20 EST


I've found one more batch of long-lived ext4 issues,
most of them are lost brelse + two leaks on rollback in ext4_fill_super.

Oldest one was found in 2.6.23, last one -- in 4.18.

Vasily Averin (7):
ext4: lost brelse in __ext4_read_dirblock()
ext4: possible sbi->s_group_desc leak in ext4_fill_super
ext4: lost release of s_journal_flag_rwsem on rollback in
ext4_fill_super
ext4: lost brelse in ext4_xattr_get_block()
ext4: bs.bh cleanup before re-using in ext4_xattr_block_find()
ext4: lost brelse in ext4_xattr_move_to_block()
ext4: lost brelse in ext4_expand_extra_isize_ea()

fs/ext4/namei.c | 1 +
fs/ext4/super.c | 4 +++-
fs/ext4/xattr.c | 15 ++++++++++++---
3 files changed, 16 insertions(+), 4 deletions(-)

--
2.17.1