igmp: fix incorrect unsolicit report count when join group

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commit 4fb7253e4f upstream.

We should not start timer if im->unsolicit_count equal to 0 after decrease.
Or we will send one more unsolicit report message. i.e. 3 instead of 2 by
default.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

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Hangbin Liu 2018-08-29 18:06:08 +08:00 • committed by Ben Hutchings

parent b1621dc939

commit 79c9f22b1e

1 changed files with 2 additions and 3 deletions

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net/ipv4/igmp.c

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