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Subject: Re: [PATCH 05/12] net/enetfec: fix build with GCC 12
To: David Marchand <david.marchand@redhat.com>,
Apeksha Gupta <apeksha.gupta@nxp.com>, Sachin Saxena <sachin.saxena@nxp.com>
Cc: Thomas Monjalon <thomas@monjalon.net>,
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References: <20220518101657.1230416-1-david.marchand@redhat.com>
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Acked-by: Sachin Saxena <sachin.saxena@nxp.com>
On 6/10/2022 6:38 PM, David Marchand wrote:
> On Wed, May 18, 2022 at 12:17 PM David Marchand
> <david.marchand@redhat.com> wrote:
>> GCC 12 raises the following warning:
>>
>> ../drivers/net/enetfec/enet_ethdev.c: In function
>> ‘enetfec_rx_queue_setup’:
>> ../drivers/net/enetfec/enet_ethdev.c:473:9: error: array
>> subscript 1 is
>> above array bounds of ‘uint32_t[1]’ {aka ‘unsigned int[1]’}
>> [-Werror=array-bounds]
>> 473 | rte_write32(rte_cpu_to_le_32(fep->bd_addr_p_r[queue_idx]),
>> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> 474 | (uint8_t *)fep->hw_baseaddr_v + ENETFEC_RD_START(queue_idx));
>> | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> In file included from ../drivers/net/enetfec/enet_ethdev.c:9:
>> ../drivers/net/enetfec/enet_ethdev.h:113:33: note: while referencing
>> ‘bd_addr_p_r’
>> 113 | uint32_t bd_addr_p_r[ENETFEC_MAX_Q];
>> | ^~~~~~~~~~~
>>
>> This driver properly announces that it only supports 1 rxq.
>> Silence this warning by adding an explicit check on the queue id.
>>
>> Cc: stable@dpdk.org
>>
>> Signed-off-by: David Marchand <david.marchand@redhat.com>
> Any comment from driver maintainers?
> Thanks.
>
>
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<font size="-1">Acked-by: Sachin Saxena
<a class="moz-txt-link-rfc2396E" href="mailto:sachin.saxena@nxp.com"><sachin.saxena@nxp.com></a></font><br>
<br>
<div class="moz-cite-prefix">On 6/10/2022 6:38 PM, David Marchand
wrote:<br>
</div>
<blockquote type="cite" cite="mid:CAJFAV8zjgstnmftK3kBKEHXsxg_cqp6gHZ7nqVJG37-V04ApyQ@mail.gmail.com">
<pre wrap="">On Wed, May 18, 2022 at 12:17 PM David Marchand
<a class="moz-txt-link-rfc2396E" href="mailto:david.marchand@redhat.com"><david.marchand@redhat.com></a> wrote:
</pre>
<blockquote type="cite">
<pre wrap="">
GCC 12 raises the following warning:
../drivers/net/enetfec/enet_ethdev.c: In function
‘enetfec_rx_queue_setup’:
../drivers/net/enetfec/enet_ethdev.c:473:9: error: array
subscript 1 is
above array bounds of ‘uint32_t[1]’ {aka ‘unsigned int[1]’}
[-Werror=array-bounds]
473 | rte_write32(rte_cpu_to_le_32(fep->bd_addr_p_r[queue_idx]),
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
474 | (uint8_t *)fep->hw_baseaddr_v + ENETFEC_RD_START(queue_idx));
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../drivers/net/enetfec/enet_ethdev.c:9:
../drivers/net/enetfec/enet_ethdev.h:113:33: note: while referencing
‘bd_addr_p_r’
113 | uint32_t bd_addr_p_r[ENETFEC_MAX_Q];
| ^~~~~~~~~~~
This driver properly announces that it only supports 1 rxq.
Silence this warning by adding an explicit check on the queue id.
Cc: <a class="moz-txt-link-abbreviated" href="mailto:stable@dpdk.org">stable@dpdk.org</a>
Signed-off-by: David Marchand <a class="moz-txt-link-rfc2396E" href="mailto:david.marchand@redhat.com"><david.marchand@redhat.com></a>
</pre>
</blockquote>
<pre wrap="">
Any comment from driver maintainers?
Thanks.
</pre>
</blockquote>
<br>
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