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authorDavid L Stevens <dlstevens@us.ibm.com>2006-01-18 17:20:56 -0500
committerDavid S. Miller <davem@davemloft.net>2006-01-18 17:20:56 -0500
commitad12583f46bcb6ce93ccd99fa063c0d701146b2e (patch)
tree58d68cf1a60cd3cf2b8ee0e9fbdcb38454e2082e /net/tipc/handler.c
parent7ac5459ec0f074022818af35c589b9e2b406d7c3 (diff)
[IPV4]: Fix multiple bugs in IGMPv3
1) fix "mld_marksources()" to a) send nothing when all queried sources are excluded b) send full exclude report when source queried sources are not excluded c) don't schedule a timer when there's nothing to report 2) fix "add_grec()" to send empty-source records when it should The original check doesn't account for a non-empty source list with all sources inactive; the new code keeps that short-circuit case, and also generates the group header with an empty list if needed. 3) fix mca_crcount decrement to be after add_grec(), which needs its original value 4) add/remove delete records and prevent current advertisements when an exclude-mode filter moves from "active" to "inactive" or vice versa based on new filter additions. Items 1-3 are just IPv4 versions of the IPv6 bugs found by Yan Zheng and fixed earlier. Item #4 is a related bug that affects exclude-mode change records only (but not queries) and also occurs in IPv6 (IPv6 version coming soon). Signed-off-by: David L Stevens <dlstevens@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/handler.c')
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