IB/mlx5: Fix integer overflow when page_shift == 31

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Fix a bug where MR registration fails when mlx5_ib_cont_pages
indicates that the MR can be mapped using 2GB pages (page_shift == 31).

Fixes: e126ba97db ("mlx5: Add driver for Mellanox Connect-IB adapters")
Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>

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Ilya Lesokhin 2017-08-17 15:52:32 +03:00 • committed by Doug Ledford

parent 5942d8ae41

commit 7b4cdaae73

1 changed files with 5 additions and 4 deletions

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drivers/infiniband/hw/mlx5/mr.c

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