IB/mlx4: Test port number before querying type.

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rdma_ah_find_type() can reach into ib_device->port_immutable with a
potentially out-of-bounds port number, so check that the port number is
valid first.

Fixes: 44c58487d5 ("IB/core: Define 'ib' and 'roce' rdma_ah_attr types")
Signed-off-by: Tarick Bedeir <tarick@google.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

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Tarick Bedeir 2018-07-02 14:02:34 -07:00 • committed by Jason Gunthorpe

parent 11e40f5c57

commit f1228867ad

1 changed files with 1 additions and 1 deletions

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drivers/infiniband/hw/mlx4/qp.c

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