[dpdk-dev] [PATCH v2 3/4] cryptodev: fix the clang compiling issue
De Lara Guarch, Pablo
pablo.de.lara.guarch at intel.com
Tue May 15 15:34:09 CEST 2018
> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Jerin Jacob
> Sent: Tuesday, May 15, 2018 12:42 PM
> To: Gavin Hu <gavin.hu at arm.com>
> Cc: dev at dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v2 3/4] cryptodev: fix the clang compiling issue
>
> -----Original Message-----
> > Date: Tue, 15 May 2018 05:23:46 -0400
> > From: Gavin Hu <gavin.hu at arm.com>
> > To: dev at dpdk.org
> > Subject: [dpdk-dev] [PATCH v2 3/4] cryptodev: fix the clang compiling
> > issue
> > X-Mailer: git-send-email 2.1.4
Wrong title, should be "eventdev: fix clang build".
> >
> > ~/dpdk/lib/librte_eventdev/rte_event_crypto_adapter.c:530:49: error:
> > 'rte_memcpy' call operates on objects of type 'struct rte_event'
> > while the size is based on a different type
> > 'struct rte_event *' [-Werror,-Wsizeof-pointer-memaccess]
> > rte_memcpy(ev, &m_data->response_info, sizeof(ev));
> > ~/arm_repo/dpdk/lib/librte_eventdev/rte_event_crypto_adapter.c:530:49:
> > note: did you mean to dereference the argument to 'sizeof' (and
> > multiply it by the number of elements)?
> > rte_memcpy(ev, &m_data->response_info, sizeof(ev));
> >
> > Signed-off-by: Gavin Hu <gavin.hu at arm.com>
> > Reviewed-by: Honnappa Nagarahalli <Honnappa.Nagarahalli at arm.com>
> > ---
> > lib/librte_eventdev/rte_event_crypto_adapter.c | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/lib/librte_eventdev/rte_event_crypto_adapter.c
> > b/lib/librte_eventdev/rte_event_crypto_adapter.c
> > index 831f842..0f34fe0 100644
> > --- a/lib/librte_eventdev/rte_event_crypto_adapter.c
> > +++ b/lib/librte_eventdev/rte_event_crypto_adapter.c
> > @@ -527,7 +527,8 @@ eca_ops_enqueue_burst(struct
> rte_event_crypto_adapter *adapter,
> > continue;
> > }
> >
> > - rte_memcpy(ev, &m_data->response_info, sizeof(ev));
> > + rte_memcpy(ev, &m_data->response_info,
> > + sizeof(struct rte_event));
>
> Following could be a shorter replacement.
>
> rte_memcpy(ev, &m_data->response_info, sizeof(*ev));
>
> > ev->event_ptr = ops[i];
> > ev->event_type = RTE_EVENT_TYPE_CRYPTODEV;
> > if (adapter->implicit_release_disabled)
> > --
> > 2.1.4
> >
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