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RDMA/mlx4: Discard unknown SQP work requests

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commit 6b1ca7ece15e94251d1d0d919f813943e4a58059 upstream.

There is no need to crash the machine if unknown work request was
received in SQP MAD.

Cc: <stable@vger.kernel.org> # 3.6
Fixes: 37bfc7c1e83f ("IB/mlx4: SR-IOV multiplex and demultiplex MADs")
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Leon Romanovsky 2018-05-29 14:56:14 +03:00 committed by Greg Kroah-Hartman
parent a336999251
commit 786c8d79f3
1 changed files with 0 additions and 1 deletions
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1
drivers/infiniband/hw/mlx4/mad.c
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@ -1934,7 +1934,6 @@ static void mlx4_ib_sqp_comp_worker(struct work_struct *work)
"buf:%lld\n", wc.wr_id);
break;
default:
BUG_ON(1);
break;
}
} else {