net: hsr: validate address B before copying to skb

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Validate MAC address before copying the same to outgoing frame
skb destination address. Since a node can have zero mac
address for Link B until a valid frame is received over
that link, this fix address the issue of a zero MAC address
being in the packet.

Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Murali Karicheri 2020-07-17 10:55:10 -04:00 • committed by David S. Miller

parent 6d6148bc78

commit eea9f73e1f

1 changed files with 2 additions and 1 deletions

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net/hsr/hsr_framereg.c

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