Re: [PATCH v2] vhost: compilation fix for GCC-12

[Bagas Sanjaya]

On Fri, Sep 02, 2022 at 06:11:52PM +0530, Amit Prakash Shukla wrote:
> ../lib/vhost/virtio_net.c:941:35: error:
>               'buf_vec[0].buf_len' may be used uninitialized
>               [-Werror=maybe-uninitialized]
>   941 |         buf_len = buf_vec[vec_idx].buf_len;
>       |                   ~~~~~~~~~~~~~~~~^~~~~~~~
> ../lib/vhost/virtio_net.c: In function 'virtio_dev_rx_packed':
> ../lib/vhost/virtio_net.c:1285:27: note: 'buf_vec' declared here
>  1285 |         struct buf_vector buf_vec[BUF_VECTOR_MAX];
>       |                           ^~~~~~~
> cc1: all warnings being treated as errors
> 
> Fixes: 93520085efda ("vhost: add packed ring single enqueue")
> Cc: sta...@dpdk.org

Please describe what this patch is doing (the current state of code,
why it errored, and how it is fixing the error). Write the description
in imperative mood. I don't see the description other than error message
above.

Also, for stable patches submission, Cc sta...@vger.kernel.org.

Thanks.

-- 
An old man doll... just what I always wanted! - Clara

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