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| author | Jason Gunthorpe <jgg@mellanox.com> | 2020-01-08 19:22:03 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2020-01-10 10:52:56 -0400 |
| commit | 14e23bd6d22123f6f3b2747701fa6cd4c6d05873 (patch) | |
| tree | 943acf256671a2ff0075fced9959db471f090be3 /drivers/infiniband/hw/bnxt_re/ib_verbs.c | |
| parent | 74f75cda754eb69a77f910ceb5bc85f8e9ba56a5 (diff) | |
RDMA/core: Fix locking in ib_uverbs_event_read
This should not be using ib_dev to test for disassociation, during
disassociation is_closed is set under lock and the waitq is triggered.
Instead check is_closed and be sure to re-obtain the lock to test the
value after the wait_event returns.
Fixes: 036b10635739 ("IB/uverbs: Enable device removal when there are active user space applications")
Link: https://lore.kernel.org/r/1578504126-9400-12-git-send-email-yishaih@mellanox.com
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Reviewed-by: Håkon Bugge <haakon.bugge@oracle.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/bnxt_re/ib_verbs.c')
0 files changed, 0 insertions, 0 deletions