ipv6: 64bit version of ipv6_addr_loopback(). (e287656b) · Commits · e / devices / android_kernel_oneplus_sm7250

include/net/ipv6.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -475,8 +475,14 @@ static inline u32 ipv6_addr_hash(const struct in6_addr *a)

		static inline bool ipv6_addr_loopback(const struct in6_addr *a)
		{
		#if defined(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) && BITS_PER_LONG == 64
		const unsigned long ul = (const unsigned long )a;

		return (ul[0] \| (ul[1] ^ cpu_to_be64(1))) == 0UL;
		#else
		return (a->s6_addr32[0] \| a->s6_addr32[1] \|
		a->s6_addr32[2] \| (a->s6_addr32[3] ^ htonl(1))) == 0;
		#endif
		}

		static inline bool ipv6_addr_v4mapped(const struct in6_addr *a)