diff options
| author | Weihang Li <liweihang@huawei.com> | 2021-05-28 17:37:32 +0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-06-08 14:35:44 -0300 |
| commit | 60dff56d77292062789232f68354f567e1ccf1d2 (patch) | |
| tree | 5e8f23a28e3a832b086d6b3e0ff6beedf1dcf45d /drivers/infiniband/core/iwcm.h | |
| parent | 61c7d826b81769ea57d094305c900f903768f322 (diff) | |
RDMA/core: Use refcount_t instead of atomic_t on refcount of iwcm_id_private
The refcount_t API will WARN on underflow and overflow of a reference
counter, and avoid use-after-free risks.
Link: https://lore.kernel.org/r/1622194663-2383-2-git-send-email-liweihang@huawei.com
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/core/iwcm.h')
| -rw-r--r-- | drivers/infiniband/core/iwcm.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/iwcm.h b/drivers/infiniband/core/iwcm.h index 82c2cd1b0a80..bf74639be128 100644 --- a/drivers/infiniband/core/iwcm.h +++ b/drivers/infiniband/core/iwcm.h @@ -52,7 +52,7 @@ struct iwcm_id_private { wait_queue_head_t connect_wait; struct list_head work_list; spinlock_t lock; - atomic_t refcount; + refcount_t refcount; struct list_head work_free_list; }; |