ipv6: Remove in6addr_any alternatives.

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>

1 files changed, 3 insertions, 6 deletions

diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 79570cb4ea9c..05e6f756feaf 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -469,13 +469,10 @@ void rt6_get_prefsrc(const struct rt6_info *rt, struct in6_addr *addr)
 	rcu_read_lock();
 
 	from = rcu_dereference(rt->from);
-	if (from) {
+	if (from)
 		*addr = from->fib6_prefsrc.addr;
-	} else {
-		struct in6_addr in6_zero = {};
-
-		*addr = in6_zero;
-	}
+	else
+		*addr = in6addr_any;
 
 	rcu_read_unlock();
 }