sctp: send abort chunk when max_retrans exceeded
authorNeil Horman <nhorman@tuxdriver.com>
Tue, 20 Nov 2012 10:14:30 +0000 (10:14 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 20 Nov 2012 20:50:37 +0000 (15:50 -0500)
commitde4594a51c904ddcd6c3a6cdd100f7c1d94d3239
tree717425cdc0617de66ac42d14902f09ee513db856
parent388dfc2d2d9c43c251921a397d6fe5ef7dc34731
sctp: send abort chunk when max_retrans exceeded

In the event that an association exceeds its max_retrans attempts, we should
send an ABORT chunk indicating that we are closing the assocation as a result.
Because of the nature of the error, its unlikely to be received, but its a nice
clean way to close the association if it does make it through, and it will give
anyone watching via tcpdump a clue as to what happened.

Change notes:
v2)
* Removed erroneous changes from sctp_make_violation_parmlen

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
CC: Vlad Yasevich <vyasevich@gmail.com>
CC: "David S. Miller" <davem@davemloft.net>
CC: linux-sctp@vger.kernel.org
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/sctp/sm.h
net/sctp/sm_make_chunk.c
net/sctp/sm_sideeffect.c