IB/mlx5: Limit query HCA clock
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: b368d7cb ('IB/mlx5: Add hca_core_clock_offset to...') Signed-off-by: NMajd Dibbiny <majd@mellanox.com> Signed-off-by: NNoa Osherovich <noaos@mellanox.com> Signed-off-by: NLeon Romanovsky <leon@kernel.org> Signed-off-by: NDoug Ledford <dledford@redhat.com>
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