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| author |   Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2023-03-16 14:55:06 +0800 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@kernel.org> | 2023-03-16 13:37:06 -0400 |
| commit | d3aa3e060c4a80827eb801fc448debc9daa7c46b (patch) | |
| tree | 0fab6e9f08b93e1326fef6252dc5c8a3eed49814 /scripts/generate_rust_analyzer.py | |
| parent | dm crypt: avoid accessing uninitialized tasklet (diff) | |
| download | linux-rng-d3aa3e060c4a80827eb801fc448debc9daa7c46b.tar.xz linux-rng-d3aa3e060c4a80827eb801fc448debc9daa7c46b.zip | |
dm stats: check for and propagate alloc_percpu failure
Check alloc_precpu()'s return value and return an error from
dm_stats_init() if it fails. Update alloc_dev() to fail if
dm_stats_init() does.
Otherwise, a NULL pointer dereference will occur in dm_stats_cleanup()
even if dm-stats isn't being actively used.
Fixes: fd2ed4d25270 ("dm: add statistics support")
Cc: stable@vger.kernel.org
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'scripts/generate_rust_analyzer.py')
0 files changed, 0 insertions, 0 deletions