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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-01-23 22:26:05 +0300 |
|---|---|---|
| committer | Jon Mason <jon.mason@intel.com> | 2013-05-15 10:57:29 -0700 |
| commit | cc0f868d8adef7bdc12cda132654870086d766bc (patch) | |
| tree | 71d616e0d61851f6fa8d8a22b9ecea76c0acc1f1 /drivers/ntb | |
| parent | ad3e2751e7c546ae678be1f8d86e898506b42cef (diff) | |
| download | op-kernel-dev-cc0f868d8adef7bdc12cda132654870086d766bc.zip op-kernel-dev-cc0f868d8adef7bdc12cda132654870086d766bc.tar.gz | |
NTB: fix pointer math issues
->remote_rx_info and ->rx_info are struct ntb_rx_info pointers. If we
add sizeof(struct ntb_rx_info) then it goes too far.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jon Mason <jon.mason@intel.com>
Diffstat (limited to 'drivers/ntb')
| -rw-r--r-- | drivers/ntb/ntb_transport.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index 74c5812..00f5e80 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -486,7 +486,7 @@ static void ntb_transport_setup_qp_mw(struct ntb_transport *nt, (qp_num / NTB_NUM_MW * rx_size); rx_size -= sizeof(struct ntb_rx_info); - qp->rx_buff = qp->remote_rx_info + sizeof(struct ntb_rx_info); + qp->rx_buff = qp->remote_rx_info + 1; qp->rx_max_frame = min(transport_mtu, rx_size); qp->rx_max_entry = rx_size / qp->rx_max_frame; qp->rx_index = 0; @@ -780,7 +780,7 @@ static void ntb_transport_init_queue(struct ntb_transport *nt, (qp_num / NTB_NUM_MW * tx_size); tx_size -= sizeof(struct ntb_rx_info); - qp->tx_mw = qp->rx_info + sizeof(struct ntb_rx_info); + qp->tx_mw = qp->rx_info + 1; qp->tx_max_frame = min(transport_mtu, tx_size); qp->tx_max_entry = tx_size / qp->tx_max_frame; qp->tx_index = 0; |
