Commit 3e39759c authored by Hannes Frederic Sowa's avatar Hannes Frederic Sowa Committed by DidntRead
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ipv6: fix endianness error in icmpv6_err 



[ Upstream commit dcb94b88c09ce82a80e188d49bcffdc83ba215a6 ]

IPv6 ping socket error handler doesn't correctly convert the new 32 bit
mtu to host endianness before using.

Cc: Lorenzo Colitti <lorenzo@google.com>
Fixes: 6d0bfe22611602f ("net: ipv6: Add IPv6 support to the ping socket.")
Signed-off-by: default avatarHannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: default avatarLorenzo Colitti <lorenzo@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent e5a9b84e

net/ipv6/icmp.c

+1 −1
Original line number Diff line number Diff line
@@ -97,7 +97,7 @@ static void icmpv6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, 


	if (!(type & ICMPV6_INFOMSG_MASK))

		if (icmp6->icmp6_type == ICMPV6_ECHO_REQUEST)

			ping_err(skb, offset, info);

			ping_err(skb, offset, ntohl(info));

}



static int icmpv6_rcv(struct sk_buff *skb);