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| author | Daniel Jurgens <danielj@mellanox.com> | 2018-01-04 17:25:31 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-01-08 11:42:20 -0700 |
| commit | 734dc065fc41f6143ff88225aa5d335cb1e0f6aa (patch) | |
| tree | 4c6bd43972f743d469b5c9d1f875cc9bd6ca2a26 /drivers/infiniband/core/cache.c | |
| parent | 776a3906b692963586ee9952e64ed87fb4b401c6 (diff) | |
net/mlx5: Fix race for multiple RoCE enable
There are two potential problems with the existing implementation.
1. Enable and disable can race after the atomic operations.
2. If a command fails the refcount is left in an inconsistent state.
Introduce a lock and perform error checking.
Fixes: a6f7d2aff623 ("net/mlx5: Add support for multiple RoCE enable")
Signed-off-by: Daniel Jurgens <danielj@mellanox.com>
Reviewed-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/core/cache.c')
0 files changed, 0 insertions, 0 deletions