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authorAndrea Bittau <a.bittau@cs.ucl.ac.uk>2006-06-11 20:58:33 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-11 21:08:03 -0700
commitafec35e3fee900b3016519d0b5512064e4625b2c (patch)
tree78e1fac9fe42700dd3d4a69aa219fdd0e0378f4d /net/dccp/ackvec.c
parent[PATCH] Fix for the PPTP hangs that have been reported (diff)
downloadlinux-dev-afec35e3fee900b3016519d0b5512064e4625b2c.tar.xz
linux-dev-afec35e3fee900b3016519d0b5512064e4625b2c.zip
[DCCP] Ackvec: fix soft lockup in ackvec handling code
A soft lockup existed in the handling of ack vector records. Specifically, when a tail of the list of ack vector records was removed, it was possible to end up iterating infinitely on an element of the tail. Signed-off-by: Andrea Bittau <a.bittau@cs.ucl.ac.uk> Signed-off-by: Ian McDonald <ian.mcdonald@jandi.co.nz> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp/ackvec.c')
-rw-r--r--net/dccp/ackvec.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c
index b5981e5f6b00..8c211c58893b 100644
--- a/net/dccp/ackvec.c
+++ b/net/dccp/ackvec.c
@@ -452,6 +452,7 @@ found:
(unsigned long long)
avr->dccpavr_ack_ackno);
dccp_ackvec_throw_record(av, avr);
+ break;
}
/*
* If it wasn't received, continue scanning... we might