Huisong Li 1c359bae18 net/hns3: fix crash with multi-TC
The HW and SW DCB configurations need to be updated only
after the DCB configuration information changed. But the
change of tx/rx queue number is ignored. If user decreases
the number of tx queue after configuring multi-TC, the queue
mapping information in hns3_tc_queue_info can not be updated.
And then accessing the released queue resource in
"hns3_init_tx_ring_tc" will trigger a segment fault.

Fixes: 62e3ccc2b94c ("net/hns3: support flow control")
Cc: stable@dpdk.org

Signed-off-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
2020-11-20 21:10:05 +01:00
2020-04-17 23:34:08 +02:00
2020-11-20 21:10:05 +01:00
2020-10-31 16:13:10 +01:00
2020-11-04 20:17:28 +01:00
2020-02-22 21:05:22 +01:00
2016-11-13 15:25:12 +01:00
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2020-11-03 23:35:06 +01:00
2020-09-07 23:51:57 +02:00
2018-01-04 22:41:38 +01:00
2020-11-16 00:14:43 +01:00

DPDK is a set of libraries and drivers for fast packet processing.
It supports many processor architectures and both FreeBSD and Linux.

The DPDK uses the Open Source BSD-3-Clause license for the core libraries
and drivers. The kernel components are GPL-2.0 licensed.

Please check the doc directory for release notes,
API documentation, and sample application information.

For questions and usage discussions, subscribe to: users@dpdk.org
Report bugs and issues to the development mailing list: dev@dpdk.org
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