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Date: Mon, 25 Mar 2013 13:15:47 +0100 From: pablo@...filter.org To: netfilter-devel@...r.kernel.org Cc: davem@...emloft.net, netdev@...r.kernel.org Subject: [PATCH 07/12] ipvs: fix hashing in ip_vs_svc_hashkey From: Julian Anastasov <ja@....bg> net is a pointer in host order, mix it properly with other keys in network order. Fixes sparse warning. Signed-off-by: Julian Anastasov <ja@....bg> Signed-off-by: Simon Horman <horms@...ge.net.au> --- net/netfilter/ipvs/ip_vs_ctl.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index c68198b..a528178 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -271,16 +271,18 @@ ip_vs_svc_hashkey(struct net *net, int af, unsigned int proto, { register unsigned int porth = ntohs(port); __be32 addr_fold = addr->ip; + __u32 ahash; #ifdef CONFIG_IP_VS_IPV6 if (af == AF_INET6) addr_fold = addr->ip6[0]^addr->ip6[1]^ addr->ip6[2]^addr->ip6[3]; #endif - addr_fold ^= ((size_t)net>>8); + ahash = ntohl(addr_fold); + ahash ^= ((size_t) net >> 8); - return (proto^ntohl(addr_fold)^(porth>>IP_VS_SVC_TAB_BITS)^porth) - & IP_VS_SVC_TAB_MASK; + return (proto ^ ahash ^ (porth >> IP_VS_SVC_TAB_BITS) ^ porth) & + IP_VS_SVC_TAB_MASK; } /* -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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