netsniff-ng: proto_nlmsg: Add notice about nlmsg pid field
commitb0e03239c7e3ecc08c51daedfff3a9be04113a62
authorTobias Klauser <tklauser@distanz.ch>
Wed, 4 Jun 2014 09:15:44 +0000 (4 11:15 +0200)
committerTobias Klauser <tklauser@distanz.ch>
Wed, 4 Jun 2014 09:15:44 +0000 (4 11:15 +0200)
tree537d1c57bd9ae949ba0e783ced677b82cc33da59
parentedca6174b09d14c75a7bbc25af122a37ff16ecea
netsniff-ng: proto_nlmsg: Add notice about nlmsg pid field

The port id field of the netlink message header does not necessarily
indicate the PID of the receiving process [1] (e.g. in case of
multithreaded applications or using multiple sockets). Mention this in
a comment.

[1] http://www.carisma.slowglass.com/~tgr/libnl/doc/core.html#core_netlink_fundamentals

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
proto_nlmsg.c