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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2022-10-12 11:16:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-10-12 11:16:58 -0700 |
| commit | 1440f576022887004f719883acb094e7e0dd4944 (patch) | |
| tree | 5488dfe17ea4f514def08b31f16566744a9e7636 /fs/nilfs2/segment.c | |
| parent | Merge tag 'mm-nonmm-stable-2022-10-11' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm (diff) | |
| parent | nilfs2: fix leak of nilfs_root in case of writer thread creation failure (diff) | |
| download | linux-dev-1440f576022887004f719883acb094e7e0dd4944.tar.xz linux-dev-1440f576022887004f719883acb094e7e0dd4944.zip | |
Merge tag 'mm-hotfixes-stable-2022-10-11' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc hotfixes from Andrew Morton:
"Five hotfixes - three for nilfs2, two for MM. For are cc:stable, one
is not"
* tag 'mm-hotfixes-stable-2022-10-11' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
nilfs2: fix leak of nilfs_root in case of writer thread creation failure
nilfs2: fix NULL pointer dereference at nilfs_bmap_lookup_at_level()
nilfs2: fix use-after-free bug of struct nilfs_root
mm/damon/core: initialize damon_target->list in damon_new_target()
mm/hugetlb: fix races when looking up a CONT-PTE/PMD size hugetlb page
Diffstat (limited to 'fs/nilfs2/segment.c')
| -rw-r--r-- | fs/nilfs2/segment.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 6e4a7c4228c7..b4cebad21b48 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -2790,10 +2790,9 @@ int nilfs_attach_log_writer(struct super_block *sb, struct nilfs_root *root) inode_attach_wb(nilfs->ns_bdev->bd_inode, NULL); err = nilfs_segctor_start_thread(nilfs->ns_writer); - if (err) { - kfree(nilfs->ns_writer); - nilfs->ns_writer = NULL; - } + if (unlikely(err)) + nilfs_detach_log_writer(sb); + return err; } |