From: Ferruh Yigit <ferruh.yigit@intel.com>
To: "Yang, Zhiyong" <zhiyong.yang@intel.com>,
Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>,
"jerin.jacob@caviumnetworks.com" <jerin.jacob@caviumnetworks.com>,
"pascal.mazon@6wind.com" <pascal.mazon@6wind.com>,
"Varghese, Vipin" <vipin.varghese@intel.com>,
"thomas@monjalon.net" <thomas@monjalon.net>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] net/tap: fix memcpy with incorrect size
Date: Fri, 6 Apr 2018 16:02:31 +0100 [thread overview]
Message-ID: <5bf2b26a-9f5c-f884-ed16-ee8c5a87c4aa@intel.com> (raw)
In-Reply-To: <E182254E98A5DA4EB1E657AC7CB9BD2A8B08890B@BGSMSX101.gar.corp.intel.com>
On 4/6/2018 12:50 PM, Yang, Zhiyong wrote:
>
>> -----Original Message-----
>> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Pavan Nikhilesh
>> Sent: Friday, April 6, 2018 7:31 PM
>> To: jerin.jacob@caviumnetworks.com; Yigit, Ferruh <ferruh.yigit@intel.com>;
>> pascal.mazon@6wind.com; Varghese, Vipin <vipin.varghese@intel.com>;
>> thomas@monjalon.net
>> Cc: dev@dpdk.org; Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
>> Subject: [dpdk-dev] [PATCH] net/tap: fix memcpy with incorrect size
>>
>> Fix incorrect sizeof operation being used for getting mac addr size.
>>
>> Found while compiling with arm64 clang.
>> drivers/net/tap/rte_eth_tap.c:1410:40: error: argument to 'sizeof' in
>> 'memcpy' call is the same pointer type 'struct ether_addr *' as the
>> destination; expected 'struct ether_addr' or an explicit length
>> [-Werror,-Wsizeof-pointer-memaccess]
>> rte_memcpy(&pmd->eth_addr, mac_addr, sizeof(mac_addr));
>> ~~~~~~~~~~~~~~ ^~~~~~~~~~~~~~~~
>>
>> Fixes: bcab6c1d27fa ("net/tap: allow user MAC to be passed as args")
>>
>> Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
> Acked-by: Zhiyong Yang <zhiyong.yang@intel.com>
Applied to dpdk-next-net/master, thanks.
prev parent reply other threads:[~2018-04-06 15:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-06 11:30 Pavan Nikhilesh
2018-04-06 11:50 ` Yang, Zhiyong
2018-04-06 15:02 ` Ferruh Yigit [this message]
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