[ Upstream commit 8cdc3223e78c43e1b60ea1c536a103e32fdca3c5 ] Some code defines the IPv6 wildcard address as a local variable and use it with memcmp() or ipv6_addr_equal(). Let's use in6addr_any and ipv6_addr_any() instead. Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com> Reviewed-by: Mark Bloch <mbloch@nvidia.com> Reviewed-by: David Ahern <dsahern@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net> Stable-dep-of: aa99e5f87bd5 ("tcp: Fix bind() regression for v4-mapped-v6 wildcard address.") Signed-off-by: Sasha Levin <sashal@kernel.org>