From: Ferruh Yigit <ferruh.yigit@intel.com>
To: caihe <caihe@huawei.com>,
"helin.zhang@intel.com" <helin.zhang@intel.com>
Cc: "jingjing.wu@intel.com" <jingjing.wu@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>,
wangyunjian <wangyunjian@huawei.com>,
"Lilijun (Jerry)" <jerry.lilijun@huawei.com>,
Zhoujingbin <zhoujingbin@huawei.com>
Subject: Re: [dpdk-dev] [PATCH 1/1] net/i40e: check return value of rte_zmalloc
Date: Mon, 27 Mar 2017 12:00:17 +0100 [thread overview]
Message-ID: <84245870-8c4d-5631-3c8c-c87ae976b4c5@intel.com> (raw)
In-Reply-To: <453363AE6316CC428D594009B784F9050335F139@SZXEMI508-MBS.china.huawei.com>
On 3/25/2017 12:30 PM, caihe wrote:
> Hi helin,
>
> There is a bug without check the return value of alloc memory in function i40evf_add_del_all_mac_addr,
> if we should fix it as below:
Hi Caihe,
Thank you for the patches.
There are a few details to pay attention while sending patches, can you
please check the contribution guide:
http://dpdk.org/doc/guides/contributing/patches.html
Most important piece, patch requires a signed-off-by tag:
http://dpdk.org/doc/guides/contributing/patches.html#commit-messages-body
There is a DPDK IRC channel (#dpdk) on freenode irc servers, please feel
free to ask there if you have any questions.
Thanks,
ferruh
>
> diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
> index 55fd344..37ea7ac 100644
> --- a/drivers/net/i40e/i40e_ethdev_vf.c
> +++ b/drivers/net/i40e/i40e_ethdev_vf.c
> @@ -2014,6 +2014,11 @@ static int i40evf_dev_xstats_get(struct rte_eth_dev *dev,
> }
>
> list = rte_zmalloc("i40evf_del_mac_buffer", len, 0);
> + if (!list) {
> + PMD_DRV_LOG(ERR, "fail to alloc memory, abort execute command %s",
> + add ? "OP_ADD_ETHER_ADDRESS" : "OP_DEL_ETHER_ADDRESS");
> + return;
> + }
>
> for (i = begin; i < next_begin; i++) {
> addr = &dev->data->mac_addrs[i];
>
> Best Regards
>
next prev parent reply other threads:[~2017-03-27 11:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-25 12:30 caihe
2017-03-27 11:00 ` Ferruh Yigit [this message]
2017-03-28 1:29 ` Zhang, Helin
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