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authorKarsten Graul <kgraul@linux.ibm.com>2020-03-10 09:33:30 +0100
committerDavid S. Miller <davem@davemloft.net>2020-03-10 15:40:33 -0700
commitece0d7bd74615773268475b6b64d6f1ebbd4b4c6 (patch)
treef81d38d1ffb862c1627f32b9aab0b5678d4b0df2 /net/smc/smc_ib.c
parent60380488e4e0b95e9e82aa68aa9705baa86de84c (diff)
net/smc: cancel event worker during device removal
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>
Diffstat (limited to 'net/smc/smc_ib.c')
-rw-r--r--net/smc/smc_ib.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/smc/smc_ib.c b/net/smc/smc_ib.c
index d6ba186f67e2..05b825b3cfa4 100644
--- a/net/smc/smc_ib.c
+++ b/net/smc/smc_ib.c
@@ -582,6 +582,7 @@ static void smc_ib_remove_dev(struct ib_device *ibdev, void *client_data)
smc_smcr_terminate_all(smcibdev);
smc_ib_cleanup_per_ibdev(smcibdev);
ib_unregister_event_handler(&smcibdev->event_handler);
+ cancel_work_sync(&smcibdev->port_event_work);
kfree(smcibdev);
}