diff options
| author | Karsten Graul <kgraul@linux.ibm.com> | 2020-03-10 09:33:30 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-03-18 07:17:59 +0100 |
| commit | 881f9469cc9fa524cd4d1eb81689196fc5a97f8a (patch) | |
| tree | 28ba1a5eee5225c29d05a6ed17ecc89b361db8ad | |
| parent | dbaba2a4db6e7c5eac3f07558a0a12829c6afe9f (diff) | |
net/smc: cancel event worker during device removal
commit ece0d7bd74615773268475b6b64d6f1ebbd4b4c6 upstream.
During IB device removal, cancel the event worker before the device
structure is freed.
Fixes: a4cf0443c414 ("smc: introduce SMC as an IB-client")
Reported-by: syzbot+b297c6825752e7a07272@syzkaller.appspotmail.com
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Reviewed-by: Ursula Braun <ubraun@linux.ibm.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | net/smc/smc_ib.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/smc/smc_ib.c b/net/smc/smc_ib.c index c9c192c6358a..d74a71dff5b8 100644 --- a/net/smc/smc_ib.c +++ b/net/smc/smc_ib.c @@ -568,6 +568,7 @@ static void smc_ib_remove_dev(struct ib_device *ibdev, void *client_data) spin_unlock(&smc_ib_devices.lock); smc_ib_cleanup_per_ibdev(smcibdev); ib_unregister_event_handler(&smcibdev->event_handler); + cancel_work_sync(&smcibdev->port_event_work); kfree(smcibdev); } |