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| author | Al Viro <[email protected]> | 2023-09-19 19:53:32 +0000 |
|---|---|---|
| committer | Al Viro <[email protected]> | 2024-02-25 07:10:31 +0000 |
| commit | a13d1a4de3b0fe3c41d818697d691c886c5585fa (patch) | |
| tree | 11151a4b7d601adc3841c7d1ecb6f3d53f1aa932 /tools/perf/scripts/python/failed-syscalls-by-pid.py | |
| parent | affs: free affs_sb_info with kfree_rcu() (diff) | |
| download | kernel-a13d1a4de3b0fe3c41d818697d691c886c5585fa.tar.gz kernel-a13d1a4de3b0fe3c41d818697d691c886c5585fa.zip | |
exfat: move freeing sbi, upcase table and dropping nls into rcu-delayed helper
That stuff can be accessed by ->d_hash()/->d_compare(); as it is, we have
a hard-to-hit UAF if rcu pathwalk manages to get into ->d_hash() on a filesystem
that is in process of getting shut down.
Besides, having nls and upcase table cleanup moved from ->put_super() towards
the place where sbi is freed makes for simpler failure exits.
Acked-by: Christian Brauner <[email protected]>
Signed-off-by: Al Viro <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
0 files changed, 0 insertions, 0 deletions