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| author | Benjamin Marzinski <bmarzins@redhat.com> | 2023-01-31 15:22:57 -0600 |
|---|---|---|
| committer | Mike Snitzer <snitzer@kernel.org> | 2023-02-12 10:20:56 -0500 |
| commit | d1c0e1587e6874cec3e3615097b907a9186505c8 (patch) | |
| tree | d93603f706cbc7767739a9cb2ff4d1bf35c2dcdf /drivers/md/dm-log.c | |
| parent | efdd3c3375aa09dd52284b645cbf0eb367f0e258 (diff) | |
| download | linux-d1c0e1587e6874cec3e3615097b907a9186505c8.tar.gz linux-d1c0e1587e6874cec3e3615097b907a9186505c8.tar.bz2 linux-d1c0e1587e6874cec3e3615097b907a9186505c8.zip | |
dm table: check that a dm device doesn't reference itself
If a DM device's table references itself, it will crash the kernel with an
infinite recursion. Check for a self-reference in dm_get_device(). This
is a quick check, but it won't catch more complicated circular references.
Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Diffstat (limited to 'drivers/md/dm-log.c')
0 files changed, 0 insertions, 0 deletions