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| author |   Ilya Lesokhin <ilyal@mellanox.com> | 2017-09-24 21:46:35 +0300 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2017-09-25 11:47:24 -0400 |
| commit | fbcd49838d9094ca45772356e7b33afe4b7c93e7 (patch) | |
| tree | 4e96b51fe57c888f867eb0285af6383a1ac9d180 /drivers/infiniband/hw/hfi1/chip.h | |
| parent | IB/mlx5: Simplify mlx5_ib_cont_pages (diff) | |
| download | linux-dev-fbcd49838d9094ca45772356e7b33afe4b7c93e7.tar.xz linux-dev-fbcd49838d9094ca45772356e7b33afe4b7c93e7.zip | |
IB/mlx5: Fix NULL deference on mlx5_ib_update_xlt failure
mlx5_ib_reg_user_mr called mlx5_ib_dereg_mr in case of MR population
failure. This resulted in a NULL dereference as ibmr->device wasn't
initialized yet.
We address this by adding an internal dereg_mr function that can handle
partially initialized MRs, and fixing clean_mr to work on partially
initialized MRs.
Fixes: ff740aefecb9 ("IB/mlx5: Decouple MR allocation and population flows")
Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/chip.h')
0 files changed, 0 insertions, 0 deletions