From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Lijun Ou <oulijun@huawei.com>
Cc: dev@dpdk.org, linuxarm@huawei.com
Subject: Re: [dpdk-dev] [PATCH v2 4/5] net/hns3: check PCI config space writes
Date: Fri, 6 Nov 2020 16:45:18 +0000 [thread overview]
Message-ID: <ebbd1a47-8fa7-e151-cdd1-753e18d5941b@intel.com> (raw)
In-Reply-To: <1604634716-43484-5-git-send-email-oulijun@huawei.com>
On 11/6/2020 3:51 AM, Lijun Ou wrote:
> Here adds a check for the return value when calling
> rte_pci_write_config.
>
> Coverity issue: 363714
> Fixes: cea37e513329 ("net/hns3: fix FLR reset")
> Cc: stable@dpdk.org
>
> Signed-off-by: Lijun Ou <oulijun@huawei.com>
> ---
> V1->V2:
> - rte_pci_wirte_config -> rte_pci_write_config
> ---
> drivers/net/hns3/hns3_ethdev_vf.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c
> index 2e9bfda..2f6d91b 100644
> --- a/drivers/net/hns3/hns3_ethdev_vf.c
> +++ b/drivers/net/hns3/hns3_ethdev_vf.c
> @@ -139,7 +139,7 @@ hns3vf_enable_msix(const struct rte_pci_device *device, bool op)
> ret = rte_pci_read_config(device, &control, sizeof(control),
> (pos + PCI_MSIX_FLAGS));
> if (ret < 0) {
> - PMD_INIT_LOG(ERR, "Failed to read PCI offset 0x%x",
> + PMD_INIT_LOG(ERR, "failed to read PCI offset 0x%x",
Can you please drop this unrelated change from the patch?
> (pos + PCI_MSIX_FLAGS));
> return -ENXIO;
> }
> @@ -148,8 +148,12 @@ hns3vf_enable_msix(const struct rte_pci_device *device, bool op)
> control |= PCI_MSIX_FLAGS_ENABLE;
> else
> control &= ~PCI_MSIX_FLAGS_ENABLE;
> - rte_pci_write_config(device, &control, sizeof(control),
> - (pos + PCI_MSIX_FLAGS));
> + ret = rte_pci_write_config(device, &control, sizeof(control),
> + (pos + PCI_MSIX_FLAGS));
> + if (ret < 0) {
> + PMD_INIT_LOG(ERR, "failed to write PCI offset 0x%x",
> + (pos + PCI_MSIX_FLAGS));
> + }
> return 0;
> }
> return -ENXIO;
>
next prev parent reply other threads:[~2020-11-06 16:45 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-05 14:23 [dpdk-dev] [PATCH 0/5] bugfix and cleanups for hns3 Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 1/5] net/hns3: use correct logging format symbol Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 2/5] net/hns3: use unsigned types for bit operator Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 3/5] net/hns3: adjust some code style Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 4/5] net/hns3: check PCI config space writes Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 5/5] net/hns3: fix queue enabling status not store after FLR Lijun Ou
2020-11-06 3:51 ` [dpdk-dev] [PATCH v2 0/5] bugfix and cleanups for hns3 Lijun Ou
2020-11-06 3:51 ` [dpdk-dev] [PATCH v2 1/5] net/hns3: use correct logging format symbol Lijun Ou
2020-11-06 3:51 ` [dpdk-dev] [PATCH v2 2/5] net/hns3: use unsigned types for bit operator Lijun Ou
2020-11-06 16:38 ` Ferruh Yigit
2020-11-09 9:21 ` oulijun
2020-11-09 9:28 ` oulijun
2020-11-06 3:51 ` [dpdk-dev] [PATCH v2 3/5] net/hns3: adjust some code style Lijun Ou
2020-11-06 16:44 ` Ferruh Yigit
2020-11-09 9:32 ` oulijun
2020-11-09 10:51 ` Ferruh Yigit
2020-11-06 3:51 ` [dpdk-dev] [PATCH v2 4/5] net/hns3: check PCI config space writes Lijun Ou
2020-11-06 16:45 ` Ferruh Yigit [this message]
2020-11-09 13:44 ` oulijun
2020-11-06 3:51 ` [dpdk-dev] [PATCH v2 5/5] net/hns3: fix queue enabling status not store after FLR Lijun Ou
2020-11-06 16:57 ` Ferruh Yigit
2020-11-09 14:27 ` oulijun
2020-11-09 14:28 ` [dpdk-dev] [PATCH V3 0/6] bugfix and cleanups for hns3 Lijun Ou
2020-11-09 14:28 ` [dpdk-dev] [PATCH V3 1/6] net/hns3: use correct logging format symbol Lijun Ou
2020-11-09 14:28 ` [dpdk-dev] [PATCH V3 2/6] net/hns3: use unsigned types for bit operator Lijun Ou
2020-11-09 14:28 ` [dpdk-dev] [PATCH V3 3/6] net/hns3: adjust code style for initial struct Lijun Ou
2020-11-09 14:29 ` [dpdk-dev] [PATCH V3 4/6] net/hns3: check PCI config space writes Lijun Ou
2020-11-09 14:29 ` [dpdk-dev] [PATCH V3 5/6] net/hns3: fix queue enabling state not store after FLR Lijun Ou
2020-11-09 14:29 ` [dpdk-dev] [PATCH V3 6/6] net/hns3: remove some unnecessary blank lines Lijun Ou
2020-11-10 10:17 ` [dpdk-dev] [PATCH V3 0/6] bugfix and cleanups for hns3 Ferruh Yigit
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