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Recover IPv6 scope ID for multicast link-local addresses as well as

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unicast link-local addresses.

MFC after:	1 week
Sponsored by:	Mellanox Technologies
This commit is contained in:
Hans Petter Selasky 2018-03-07 13:28:12 +00:00
parent cc79d31d6f
commit c131a22379
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=330584
1 changed files with 9 additions and 8 deletions
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17
sys/ofed/drivers/infiniband/core/ib_cma.c
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@ -2785,7 +2785,8 @@ static int cma_bind_addr(struct rdma_cm_id *id, struct sockaddr *src_addr,
struct sockaddr_in6 *src_addr6 = (struct sockaddr_in6 *) src_addr;
struct sockaddr_in6 *dst_addr6 = (struct sockaddr_in6 *) dst_addr;
src_addr6->sin6_scope_id = dst_addr6->sin6_scope_id;
if (IN6_IS_SCOPE_LINKLOCAL(&dst_addr6->sin6_addr))
if (IN6_IS_SCOPE_LINKLOCAL(&dst_addr6->sin6_addr) ||
IN6_IS_ADDR_MC_INTFACELOCAL(&dst_addr6->sin6_addr))
id->route.addr.dev_addr.bound_dev_if = dst_addr6->sin6_scope_id;
} else if (dst_addr->sa_family == AF_IB) {
((struct sockaddr_ib *) src_addr)->sib_pkey =
@ -3119,13 +3120,13 @@ static int cma_check_linklocal(struct rdma_dev_addr *dev_addr,
sin6 = *(struct sockaddr_in6 *)addr;
if (!(IN6_IS_SCOPE_LINKLOCAL(&sin6.sin6_addr)))
return 0;
if (sa6_recoverscope(&sin6) || sin6.sin6_scope_id == 0)
return -EINVAL;
dev_addr->bound_dev_if = sin6.sin6_scope_id;
if (IN6_IS_SCOPE_LINKLOCAL(&sin6.sin6_addr) ||
IN6_IS_ADDR_MC_INTFACELOCAL(&sin6.sin6_addr)) {
/* check if IPv6 scope ID is set */
if (sa6_recoverscope(&sin6) || sin6.sin6_scope_id == 0)
return -EINVAL;
dev_addr->bound_dev_if = sin6.sin6_scope_id;
}
#endif
return 0;
}