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(parent: 4f680cb) | patch
RDMA/mlx5: Fix potential race between destroy and CQE poll
authorLeon Romanovsky <leonro@mellanox.com>
Sun, 30 Aug 2020 08:40:04 +0000 (11:40 +0300)
committerJason Gunthorpe <jgg@nvidia.com>
Thu, 3 Sep 2020 13:12:57 +0000 (10:12 -0300)
commit4b916ed9f9e85f705213ca8d69771d3c1cd6ee5a
treed0fee94d94e23e71ec0ace6eaed90e69249b8b2atree | snapshot
parent4f680cb9f1bb6c2b5cd3574533702334709e50adcommit | diff
RDMA/mlx5: Fix potential race between destroy and CQE poll

The SRQ can be destroyed right before mlx5_cmd_get_srq is called.
In such case the latter will return NULL instead of expected SRQ.

Fixes: e126ba97dba9 ("mlx5: Add driver for Mellanox Connect-IB adapters")
Link: https://lore.kernel.org/r/20200830084010.102381-5-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
drivers/infiniband/hw/mlx5/cq.c diff | blob | history
Domain: System / Kernel;