[dpdk-dev] [Bug 255] Mbuf leak when rte_port_ethdev_writer_tx_bulk is called with more than 32 packets

[bugzilla at dpdk.org]

https://bugs.dpdk.org/show_bug.cgi?id=255

            Bug ID: 255
           Summary: Mbuf leak when rte_port_ethdev_writer_tx_bulk is
                    called with more than 32 packets
           Product: DPDK
           Version: 18.05
          Hardware: All
                OS: All
            Status: CONFIRMED
          Severity: normal
          Priority: Normal
         Component: ethdev
          Assignee: dev at dpdk.org
          Reporter: jeyaga.ang at gmail.com
  Target Milestone: ---

The test was run with Juniper Tungsten Fabric that uses DPDK 18.05. If the
rte_port_ethdev_writer_tx_bulk is called with more than 32 packets, there is
mbuf leak happening. 
The code that calls the bulk send is as below
https://github.com/Juniper/contrail-vrouter/blob/master/dpdk/vr_dpdk_interface.c#L1871

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