| Message ID | 1554745507-15089-14-git-send-email-g.singh@nxp.com (mailing list archive) |
|---|---|
| State | Superseded, archived |
| Delegated to: | Ferruh Yigit |
| Headers | show |
| Series | ENETC PMD basic features and bug fixes | expand |
| Context | Check | Description |
|---|---|---|
| ci/checkpatch | success | coding style OK |
| ci/Intel-compilation | success | Compilation OK |
diff --git a/drivers/net/enetc/enetc_rxtx.c b/drivers/net/enetc/enetc_rxtx.c index ed39665..baf5d27 100644 --- a/drivers/net/enetc/enetc_rxtx.c +++ b/drivers/net/enetc/enetc_rxtx.c @@ -49,11 +49,16 @@ uint16_t nb_pkts) { struct enetc_swbd *tx_swbd; - int i, start; + int i, start, bds_to_use; struct enetc_tx_bd *txbd; struct enetc_bdr *tx_ring = (struct enetc_bdr *)tx_queue; i = tx_ring->next_to_use; + + bds_to_use = enetc_bd_unused(tx_ring); + if (bds_to_use < nb_pkts) + nb_pkts = bds_to_use; + start = 0; while (nb_pkts--) { enetc_clean_tx_ring(tx_ring);
On xmit side, there should be a check whether BD ring has free BDs available before transmit a packet to avoid data corruption and buffer leak issue. Fixes: 469c6111a799 ("net/enetc: enable Rx and Tx") Cc: g.singh@nxp.com Signed-off-by: Gagandeep Singh <g.singh@nxp.com> --- drivers/net/enetc/enetc_rxtx.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)