IB/core: Fix qp_sec use after free access

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When security_ib_alloc_security fails, qp->qp_sec memory is freed.
However ib_destroy_qp still tries to access this memory which result
in kernel crash. So its initialized to NULL to avoid such access.

Fixes: d291f1a652 ("IB/core: Enforce PKey security on QPs")
Signed-off-by: Parav Pandit <parav@mellanox.com>
Reviewed-by: Daniel Jurgens <danielj@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>

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Parav Pandit 2017-09-24 21:46:30 +03:00 • committed by Doug Ledford

parent 78b1beb099

commit 73827a605b

1 changed files with 3 additions and 1 deletions

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drivers/infiniband/core/security.c

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