ipv6: fix sparse warnings in rt6_info_hash_nhsfn()
Adding by commit 51ebd3181572 which adds the support of ECMP for IPv6.
Spotted-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 126da56..c42650c 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -397,32 +397,32 @@
{
unsigned int val = fl6->flowi6_proto;
- val ^= fl6->daddr.s6_addr32[0];
- val ^= fl6->daddr.s6_addr32[1];
- val ^= fl6->daddr.s6_addr32[2];
- val ^= fl6->daddr.s6_addr32[3];
+ val ^= (__force u32)fl6->daddr.s6_addr32[0];
+ val ^= (__force u32)fl6->daddr.s6_addr32[1];
+ val ^= (__force u32)fl6->daddr.s6_addr32[2];
+ val ^= (__force u32)fl6->daddr.s6_addr32[3];
- val ^= fl6->saddr.s6_addr32[0];
- val ^= fl6->saddr.s6_addr32[1];
- val ^= fl6->saddr.s6_addr32[2];
- val ^= fl6->saddr.s6_addr32[3];
+ val ^= (__force u32)fl6->saddr.s6_addr32[0];
+ val ^= (__force u32)fl6->saddr.s6_addr32[1];
+ val ^= (__force u32)fl6->saddr.s6_addr32[2];
+ val ^= (__force u32)fl6->saddr.s6_addr32[3];
/* Work only if this not encapsulated */
switch (fl6->flowi6_proto) {
case IPPROTO_UDP:
case IPPROTO_TCP:
case IPPROTO_SCTP:
- val ^= fl6->fl6_sport;
- val ^= fl6->fl6_dport;
+ val ^= (__force u16)fl6->fl6_sport;
+ val ^= (__force u16)fl6->fl6_dport;
break;
case IPPROTO_ICMPV6:
- val ^= fl6->fl6_icmp_type;
- val ^= fl6->fl6_icmp_code;
+ val ^= (__force u16)fl6->fl6_icmp_type;
+ val ^= (__force u16)fl6->fl6_icmp_code;
break;
}
/* RFC6438 recommands to use flowlabel */
- val ^= fl6->flowlabel;
+ val ^= (__force u32)fl6->flowlabel;
/* Perhaps, we need to tune, this function? */
val = val ^ (val >> 7) ^ (val >> 12);