DPDK patches and discussions
 help / color / mirror / Atom feed
From: oulijun <oulijun@huawei.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: <dev@dpdk.org>, <linuxarm@huawei.com>
Subject: Re: [dpdk-dev] [PATCH v2 4/5] net/hns3: check PCI config space writes
Date: Mon, 9 Nov 2020 21:44:36 +0800
Message-ID: <292d54bb-eb0e-438c-27ba-e53e3224809a@huawei.com> (raw)
In-Reply-To: <ebbd1a47-8fa7-e151-cdd1-753e18d5941b@intel.com>



在 2020/11/7 0:45, Ferruh Yigit 写道:
> 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?
> 
Yes. I will fix it
>>                        (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;
>>
> 
> .
> 

  reply	other threads:[~2020-11-09 13:44 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
2020-11-09 13:44       ` oulijun [this message]
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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=292d54bb-eb0e-438c-27ba-e53e3224809a@huawei.com \
    --to=oulijun@huawei.com \
    --cc=dev@dpdk.org \
    --cc=ferruh.yigit@intel.com \
    --cc=linuxarm@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

DPDK patches and discussions

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://inbox.dpdk.org/dev/0 dev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dev dev/ https://inbox.dpdk.org/dev \
		dev@dpdk.org
	public-inbox-index dev

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.dev


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git