b381e82182
sync patches from 22.07 for hns3, dma and testpmd etc. Signed-off-by: Dongdong Liu <liudongdong3@huawei.com> (cherry picked from commit 7beb6a72fff2920a2d993030b0b02822249707fb)
38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From d3078f7a0fe21d94fa8d6027f2541311a990585a Mon Sep 17 00:00:00 2001
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From: Chengwen Feng <fengchengwen@huawei.com>
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Date: Fri, 13 May 2022 10:53:57 +0800
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Subject: [PATCH 095/122] net/cnxk: fix possible null dereference in telemetry
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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The return value of rte_tel_data_alloc() may be null pointer.
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Add missing check vs null.
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Fixes: 5ea354a1f2cc ("net/cnxk: support telemetry")
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Cc: stable@dpdk.org
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Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
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Acked-by: Morten Brørup <mb@smartsharesystems.com>
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Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
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---
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drivers/net/cnxk/cnxk_ethdev_telemetry.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/drivers/net/cnxk/cnxk_ethdev_telemetry.c b/drivers/net/cnxk/cnxk_ethdev_telemetry.c
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index 83bc65848c..4fd9048643 100644
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--- a/drivers/net/cnxk/cnxk_ethdev_telemetry.c
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+++ b/drivers/net/cnxk/cnxk_ethdev_telemetry.c
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@@ -49,6 +49,8 @@ ethdev_tel_handle_info(const char *cmd __rte_unused,
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rte_tel_data_add_dict_int(d, "n_ports", n_ports);
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i_data = rte_tel_data_alloc();
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+ if (i_data == NULL)
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+ return -ENOMEM;
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rte_tel_data_start_array(i_data, RTE_TEL_U64_VAL);
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for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
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--
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2.22.0
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