IB/mlx5: Limit query HCA clock

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When PAGE_SIZE is larger than 4K, the user shouldn't be able to query
the HCA core clock. This counter is within 4KB boundary and the
user-space shall not read information that's after this boundary.

Fixes: b368d7cb8c ('IB/mlx5: Add hca_core_clock_offset to...')
Signed-off-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Noa Osherovich <noaos@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>

...

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Noa Osherovich 2016-06-04 15:15:31 +03:00 • committed by Doug Ledford

parent c0fcebf552

commit bc5c6eed05

1 changed files with 8 additions and 1 deletions

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drivers/infiniband/hw/mlx5/main.c

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