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Date:   Fri, 13 May 2022 10:13:32 -0700
From:   Jakub Kicinski <kuba@kernel.org>
To:     Saranya_PL <plsaranya@gmail.com>
Cc:     netdev@vger.kernel.org, Saranya_Panjarathina@dell.com,
        g_balaji1@dell.com
Subject: Re: [PATCH net-next] net: PIM register decapsulation and
 Forwarding.
Message-ID: <20220513101325.53ae1cb2@kicinski-fedora-PC1C0HJN>
In-Reply-To: <20220512070138.19170-1-plsaranya@gmail.com>
References: <20220512070138.19170-1-plsaranya@gmail.com>
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On Thu, 12 May 2022 00:01:38 -0700 Saranya_PL wrote:
> PIM register packet is decapsulated but not forwarded in RP
> 
> __pim_rcv decapsulates the PIM register packet and reinjects for forwarding
> after replacing the skb->dev to reg_dev (vif with VIFF_Register)
> 
> Ideally the incoming device should be same as skb->dev where the
> original PIM register packet is received. mcache would not have
> reg_vif as IIF. Decapsulated packet forwarding is failing
> because of IIF mismatch. In RP for this S,G RPF interface would be
> skb->dev vif only, so that would be IIF for the cache entry.
> 
> Signed-off-by: Saranya_PL <plsaranya@gmail.com>

You need to use your real, full name for the sign-off, and please make
sure you CC maintainers (scripts/get_maintainer.pl is your friend).