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| author | Jon Mason <jdmason@kudzu.us> | 2015-12-18 13:22:37 -0500 |
|---|---|---|
| committer | Jon Mason <jdmason@kudzu.us> | 2016-01-11 09:51:17 -0500 |
| commit | 179f912a39ac192d2281ecb10a66918ee20f5d73 (patch) | |
| tree | 54a8f7baa97151e57b1277f4ea581b4beb59dd47 /drivers/ntb/ntb_transport.c | |
| parent | afd2ff9b7e1b367172f18ba7f693dfb62bdcb2dc (diff) | |
| download | lwn-179f912a39ac192d2281ecb10a66918ee20f5d73.tar.gz lwn-179f912a39ac192d2281ecb10a66918ee20f5d73.zip | |
NTB: ntb_process_tx error path bug
The transmit overrun avoidance error path in ntb_process_tx accidentally
swapped the first two values being passed to the tx_handler client.
This could result in crashes in the ntb_netdev (or other out-of-tree NTB
clients).
Reported-by: Alex Depoutovitch <alex@pernixdata.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Diffstat (limited to 'drivers/ntb/ntb_transport.c')
| -rw-r--r-- | drivers/ntb/ntb_transport.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index 60654d524858..bd1bcb323128 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -1532,7 +1532,7 @@ static int ntb_process_tx(struct ntb_transport_qp *qp, if (entry->len > qp->tx_max_frame - sizeof(struct ntb_payload_header)) { if (qp->tx_handler) - qp->tx_handler(qp->cb_data, qp, NULL, -EIO); + qp->tx_handler(qp, qp->cb_data, NULL, -EIO); ntb_list_add(&qp->ntb_tx_free_q_lock, &entry->entry, &qp->tx_free_q); |