[dpdk-dev] [PATCH] drivers/net: fix for incomplete nb_segs type change
Ilya Matveychikov
matvejchikov at gmail.com
Thu Nov 9 14:54:09 CET 2017
Fixes: 97cb466d ("mbuf: use 2 bytes for port and nb segments")
Signed-off-by: Ilya V. Matveychikov <matvejchikov at gmail.com>
---
drivers/net/ark/ark_ethdev_rx.c | 2 +-
drivers/net/i40e/i40e_rxtx.c | 9 +++------
drivers/net/ixgbe/ixgbe_rxtx.c | 2 +-
drivers/net/qede/qede_rxtx.c | 4 ++--
drivers/net/szedata2/rte_eth_szedata2.c | 2 +-
5 files changed, 8 insertions(+), 11 deletions(-)
diff --git a/drivers/net/ark/ark_ethdev_rx.c b/drivers/net/ark/ark_ethdev_rx.c
index f39e6f6..0717f30 100644
--- a/drivers/net/ark/ark_ethdev_rx.c
+++ b/drivers/net/ark/ark_ethdev_rx.c
@@ -357,7 +357,7 @@ eth_ark_rx_jumbo(struct ark_rx_queue *queue,
uint16_t remaining;
uint16_t data_len;
- uint8_t segments;
+ uint16_t segments;
/* first buf populated by called */
mbuf_prev = mbuf0;
diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
index ae64de6..f7191ce 100644
--- a/drivers/net/i40e/i40e_rxtx.c
+++ b/drivers/net/i40e/i40e_rxtx.c
@@ -1473,13 +1473,10 @@ i40e_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
m = tx_pkts[i];
ol_flags = m->ol_flags;
- /**
- * m->nb_segs is uint8_t, so nb_segs is always less than
- * I40E_TX_MAX_SEG.
- * We check only a condition for nb_segs > I40E_TX_MAX_MTU_SEG.
- */
+ /* Check for m->nb_segs to not exceed the limits. */
if (!(ol_flags & PKT_TX_TCP_SEG)) {
- if (m->nb_segs > I40E_TX_MAX_MTU_SEG) {
+ if (m->nb_segs > I40E_TX_MAX_SEG ||
+ m->nb_segs > I40E_TX_MAX_MTU_SEG) {
rte_errno = -EINVAL;
return i;
}
diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index 64bff25..f296033 100644
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -2588,7 +2588,7 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev,
static void __attribute__((cold))
ixgbe_free_sc_cluster(struct rte_mbuf *m)
{
- uint8_t i, nb_segs = m->nb_segs;
+ uint16_t i, nb_segs = m->nb_segs;
struct rte_mbuf *next_seg;
for (i = 0; i < nb_segs; i++) {
diff --git a/drivers/net/qede/qede_rxtx.c b/drivers/net/qede/qede_rxtx.c
index 0de28c7..37c3a84 100644
--- a/drivers/net/qede/qede_rxtx.c
+++ b/drivers/net/qede/qede_rxtx.c
@@ -1380,14 +1380,14 @@ qede_recv_pkts(void *p_rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
/* Populate scatter gather buffer descriptor fields */
-static inline uint8_t
+static inline uint16_t
qede_encode_sg_bd(struct qede_tx_queue *p_txq, struct rte_mbuf *m_seg,
struct eth_tx_2nd_bd **bd2, struct eth_tx_3rd_bd **bd3)
{
struct qede_tx_queue *txq = p_txq;
struct eth_tx_bd *tx_bd = NULL;
dma_addr_t mapping;
- uint8_t nb_segs = 0;
+ uint16_t nb_segs = 0;
/* Check for scattered buffers */
while (m_seg) {
diff --git a/drivers/net/szedata2/rte_eth_szedata2.c b/drivers/net/szedata2/rte_eth_szedata2.c
index 9c0d57c..2ca563a 100644
--- a/drivers/net/szedata2/rte_eth_szedata2.c
+++ b/drivers/net/szedata2/rte_eth_szedata2.c
@@ -682,7 +682,7 @@ eth_szedata2_tx(void *queue,
uint32_t hwpkt_len;
uint32_t unlock_size;
uint32_t rem_len;
- uint8_t mbuf_segs;
+ uint16_t mbuf_segs;
uint16_t pkt_left = nb_pkts;
if (sze_q->sze == NULL || nb_pkts == 0)
--
2.7.4
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