port: fix crash for ring writer nodrop

Error log:
 [APP] Initializing PIPELINE0 ...
 pipeline> [APP] Initializing PIPELINE1 ...
 [PIPELINE1] Pass-through
 [APP] Initializing PIPELINE2 ...
 [PIPELINE2] Pass-through
 Segmentation fault (core dumped)

Fixes: 5f4cd47309 ("port: add ring writer nodrop")
Fixes: d58f69c541 ("port: add ring multi reader or writer")

Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
This commit is contained in:
Jasvinder Singh 2016-03-02 21:19:58 +00:00 committed by Thomas Monjalon
parent 04f366906a
commit fa11a8a725

View File

@ -520,16 +520,20 @@ send_burst_nodrop(struct rte_port_ring_writer_nodrop *p)
p->tx_buf_count);
/* We sent all the packets in a first try */
if (nb_tx >= p->tx_buf_count)
if (nb_tx >= p->tx_buf_count) {
p->tx_buf_count = 0;
return;
}
for (i = 0; i < p->n_retries; i++) {
nb_tx += rte_ring_sp_enqueue_burst(p->ring,
(void **) (p->tx_buf + nb_tx), p->tx_buf_count - nb_tx);
/* We sent all the packets in more than one try */
if (nb_tx >= p->tx_buf_count)
if (nb_tx >= p->tx_buf_count) {
p->tx_buf_count = 0;
return;
}
}
/* We didn't send the packets in maximum allowed attempts */
@ -549,16 +553,20 @@ send_burst_mp_nodrop(struct rte_port_ring_writer_nodrop *p)
p->tx_buf_count);
/* We sent all the packets in a first try */
if (nb_tx >= p->tx_buf_count)
if (nb_tx >= p->tx_buf_count) {
p->tx_buf_count = 0;
return;
}
for (i = 0; i < p->n_retries; i++) {
nb_tx += rte_ring_mp_enqueue_burst(p->ring,
(void **) (p->tx_buf + nb_tx), p->tx_buf_count - nb_tx);
/* We sent all the packets in more than one try */
if (nb_tx >= p->tx_buf_count)
if (nb_tx >= p->tx_buf_count) {
p->tx_buf_count = 0;
return;
}
}
/* We didn't send the packets in maximum allowed attempts */