[PATCH v2 5/6] net/vmxnet3: receive queue memory leak
From: Charles (Chas) Williams <hidden>
Date: 2017-06-15 12:19:47
Subsystem:
networking drivers, the rest, vmware vmxnet3 ethernet driver · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Ronak Doshi
From: Mandeep Rohilla <redacted>
This addresses an mbuf leak in an error condition during packet
receive.
Fixes: dfaff37fc46d ("vmxnet3: import new vmxnet3 poll mode driver implementation")
Signed-off-by: Mandeep Rohilla <redacted>
---
drivers/net/vmxnet3/vmxnet3_rxtx.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/net/vmxnet3/vmxnet3_rxtx.c b/drivers/net/vmxnet3/vmxnet3_rxtx.c
index d8713a1..13c73f6 100644
--- a/drivers/net/vmxnet3/vmxnet3_rxtx.c
+++ b/drivers/net/vmxnet3/vmxnet3_rxtx.c@@ -800,6 +800,12 @@ vmxnet3_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts) (int)(rcd - (struct Vmxnet3_RxCompDesc *) rxq->comp_ring.base), rcd->rxdIdx); rte_pktmbuf_free_seg(rxm); + if (rxq->start_seg) { + struct rte_mbuf *start = rxq->start_seg; + + rxq->start_seg = NULL; + rte_pktmbuf_free(start); + } goto rcd_done; }
--
2.1.4