Unverified Commit 248de5e5 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!1836 tcp: Reduce chance of collisions in inet6_hashfn(). 

Merge Pull Request from: @ci-robot 
 
PR sync from: Wang Yufen <wangyufen@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/P3JACN4MLJW7G5NKTXBTQ46GZ5R5YEBI/ 
 
https://gitee.com/src-openeuler/kernel/issues/I7FUFX 
 
Link:https://gitee.com/openeuler/kernel/pulls/1836

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarLiu YongQiang <liuyongqiang13@huawei.com>
parents 387e90a1 3cd620e5

include/net/ipv6.h

+2 −6
Original line number Diff line number Diff line
@@ -602,12 +602,8 @@ static inline u32 ipv6_addr_hash(const struct in6_addr *a) 
/* more secured version of ipv6_addr_hash() */

static inline u32 __ipv6_addr_jhash(const struct in6_addr *a, const u32 initval)

{

	u32 v = (__force u32)a->s6_addr32[0] ^ (__force u32)a->s6_addr32[1];



	return jhash_3words(v,

			    (__force u32)a->s6_addr32[2],

			    (__force u32)a->s6_addr32[3],

			    initval);

	return jhash2((__force const u32 *)a->s6_addr32,

		      ARRAY_SIZE(a->s6_addr32), initval);

}



static inline bool ipv6_addr_loopback(const struct in6_addr *a)