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| author |   Mikulas Patocka <mpatocka@redhat.com> | 2024-10-07 13:38:12 +0200 |
|---|---|---|
| committer | Mikulas Patocka <mpatocka@redhat.com> | 2024-10-15 13:37:17 +0200 |
| commit | fed13a5478680614ba97fc87e71f16e2e197912e (patch) | |
| tree | 69e5f716fe994c8cc26e8f843c4a6abef4216c76 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | Linux 6.12-rc3 (diff) | |
| download | wireguard-linux-fed13a5478680614ba97fc87e71f16e2e197912e.tar.xz wireguard-linux-fed13a5478680614ba97fc87e71f16e2e197912e.zip | |
dm: fix a crash if blk_alloc_disk fails
If blk_alloc_disk fails, the variable md->disk is set to an error value.
cleanup_mapped_device will see that md->disk is non-NULL and it will
attempt to access it, causing a crash on this statement
"md->disk->private_data = NULL;".
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Reported-by: Chenyuan Yang <chenyuan0y@gmail.com>
Closes: https://marc.info/?l=dm-devel&m=172824125004329&w=2
Cc: stable@vger.kernel.org
Reviewed-by: Nitesh Shetty <nj.shetty@samsung.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions