From: Matej Vido <vido@cesnet.cz>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] net/szedata2: fix incorrect device memory access
Date: Tue, 24 Jan 2017 15:02:29 +0100 [thread overview]
Message-ID: <89bf9fb7-9101-2ff4-c4bf-8075424b6165@cesnet.cz> (raw)
In-Reply-To: <e01e4fda-eadd-49cc-4a31-7147817ce822@intel.com>
On 24.01.2017 12:58, Ferruh Yigit wrote:
> On 1/24/2017 10:49 AM, Matej Vido wrote:
>> Fixes: 8acba705b119 ("net/szedata2: localize handling of PCI resources")
>>
>> Signed-off-by: Matej Vido <vido@cesnet.cz>
> Unrelated from this patch, in maintainers file, you have your other mail
> address: "Matej Vido <matejvido@gmail.com>", do you want to update it?
Hi Ferruh,
yes, I will send the patch.
>
>> ---
>> drivers/net/szedata2/rte_eth_szedata2.h | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/net/szedata2/rte_eth_szedata2.h b/drivers/net/szedata2/rte_eth_szedata2.h
>> index b58adb6..afe8a38 100644
>> --- a/drivers/net/szedata2/rte_eth_szedata2.h
>> +++ b/drivers/net/szedata2/rte_eth_szedata2.h
>> @@ -192,7 +192,7 @@ struct szedata {
>> }
>>
>> #define SZEDATA2_PCI_RESOURCE_PTR(rsc, offset, type) \
>> - ((type)((uint8_t *)(rsc)->addr) + (offset))
>> + ((type)(((uint8_t *)(rsc)->addr) + (offset)))
> Although output will be same, (in all uses, type is a pointer), this
> seems the intention, so:
>
> Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
>
> btw, following will do same, right, not sure if it is better:
> ((type)(rsc)->addr + (offset))
This is also wrong. The intention of the macro is to add an offset to
the base address and typecast the result.
Regards,
Matej
>
>>
>> enum szedata2_link_speed {
>> SZEDATA2_LINK_SPEED_DEFAULT = 0,
>>
next prev parent reply other threads:[~2017-01-24 14:02 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-24 10:49 Matej Vido
2017-01-24 11:58 ` Ferruh Yigit
2017-01-24 14:02 ` Matej Vido [this message]
2017-01-24 14:17 ` Ferruh Yigit
2017-01-24 15:11 ` Ferruh Yigit
2017-01-24 15:55 ` Matej Vido
2017-01-24 16:03 ` Ferruh Yigit
2017-01-24 15:24 ` Ferruh Yigit
2017-01-24 16:05 ` Matej Vido
2017-01-24 16:29 ` Ferruh Yigit
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