[PATCH v5] Print ip and port associated with descriptor with -yy

Dmitry V. Levin ldv at altlinux.org
Thu Aug 21 02:23:19 UTC 2014


On Thu, Aug 21, 2014 at 02:53:46AM +0400, Dmitry V. Levin wrote:
[...]
> > +			else if (nlh->nlmsg_type == NLMSG_ERROR)
> > +				return -1;
> 
> 
> I tested this patch on a x86_64 system with a fresh kernel.
> It always returns NLMSG_ERROR.
> I suppose something in send_query() is wrong.

Actually, it is quite linux specific: SOCK_DIAG_BY_FAMILY needs tcp_diag
kernel module to handle IPPROTO_TCP, and udp_diag - for IPPROTO_UDP
sockets.


-- 
ldv
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