linux-kernel - Re: [PATCH 4.9 27/75] net: igmp: Use correct source address on IGMPv3 reports

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Message-ID: <ea4ce05b-c24d-6a0e-1140-e4b80c7de361@dd-wrt.com>
Date:   Tue, 16 Jan 2018 10:21:23 +0100
From:   Sebastian Gottschall <s.gottschall@...wrt.com>
To:     Kevin Cernekee <cernekee@...omium.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>,
        Andrew Lunn <andrew@...n.ch>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 4.9 27/75] net: igmp: Use correct source address on IGMPv3
 reports

in addition 224.0.0.x is not routable.
all other multicast addresses i showed you are routable. so your code  
will filter valid
multicast origins since they arent present on local interfaces. looks 
like your code only works valid for 224.0.0.x addresses but not any
other valid multicast address



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