[PATCH 2/6] app/dumpcap: fix storing port identifier

[Stephen Hemminger]

On Mon,  2 Jan 2023 16:24:37 +0000
Ben Magistro <koncept1 at gmail.com> wrote:

> When dumpcap adds an interface, the port was not being preserved. This
> results in the structure being initialized and the port field being set
> to 0 regardless of what port was actually selected. This unset field is
> then used in both the enable and cleanup calls. This could result in the
> capture occurring on the wrong interface.
> 
> Fixes: d59fb4d ("app/dumpcap: add new packet capture application")
> Cc: stephen at networkplumber.org
> Cc: stable at dpdk.org
> 
> Signed-off-by: Ben Magistro <koncept1 at gmail.com>
> ---
>  app/dumpcap/main.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/app/dumpcap/main.c b/app/dumpcap/main.c
> index b9096f050c..aaee9349b1 100644
> --- a/app/dumpcap/main.c
> +++ b/app/dumpcap/main.c
> @@ -202,6 +202,7 @@ static void add_interface(uint16_t port, const char *name)
>  		rte_exit(EXIT_FAILURE, "no memory for interface\n");
>  
>  	memset(intf, 0, sizeof(*intf));
> +	intf->port = port;
>  	rte_strscpy(intf->name, name, sizeof(intf->name));
>  
>  	printf("Capturing on '%s'\n", name);

LGTM
Already set in the fix patch set