diff
+ static inline bool is_ipv6_disabled(struct inet6_dev *idev)
+ {
+ 	return idev ? READ_ONCE(idev->cnf.disable_ipv6) : true;
+ }
+ 
- 	if (unlikely(READ_ONCE(idev->cnf.disable_ipv6))) {
+ 	if (unlikely(is_ipv6_disabled(idev))) {
