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authorJasvinder Singh <jasvinder.singh@intel.com>2016-03-02 21:19:58 +0000
committerThomas Monjalon <thomas.monjalon@6wind.com>2016-03-07 11:52:39 +0100
commitfa11a8a7251e14eca0a4190128732386f13551bd (patch)
tree444f2f035239e98ee62435affbb61823955d595e /lib/librte_port
parent04f366906ab395c8047bebfc1ddea244dfcb40f5 (diff)
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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: 5f4cd47309d6 ("port: add ring writer nodrop") Fixes: d58f69c54172 ("port: add ring multi reader or writer") Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
Diffstat (limited to 'lib/librte_port')
-rw-r--r--lib/librte_port/rte_port_ring.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/librte_port/rte_port_ring.c b/lib/librte_port/rte_port_ring.c
index 755dfc1..b847fea 100644
--- a/lib/librte_port/rte_port_ring.c
+++ b/lib/librte_port/rte_port_ring.c
@@ -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 */