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author | Li RongQing <roy.qing.li@gmail.com> | 2014-01-15 17:03:30 +0800 |
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committer | David S. Miller <davem@davemloft.net> | 2014-01-15 15:53:18 -0800 |
commit | d76ed22b225c02228c643ae336f76e086fdc32f0 (patch) | |
tree | e420a54624555e185458c2d8a443820ef9a276e5 /net/ipv6/ipv6_sockglue.c | |
parent | e96a41ebde3b66dbb59d3ffa0a38dff6e5ca25a9 (diff) | |
download | linux-stable-d76ed22b225c02228c643ae336f76e086fdc32f0.tar.gz linux-stable-d76ed22b225c02228c643ae336f76e086fdc32f0.tar.bz2 linux-stable-d76ed22b225c02228c643ae336f76e086fdc32f0.zip |
ipv6: move IPV6_TCLASS_SHIFT into ipv6.h and define a helper
Two places defined IPV6_TCLASS_SHIFT, so we should move it into ipv6.h,
and use this macro as possible. And define ip6_tclass helper to return
tclass
Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ipv6_sockglue.c')
-rw-r--r-- | net/ipv6/ipv6_sockglue.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index af0ecb94b3b4..2855b00ed49d 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -1019,7 +1019,8 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname, put_cmsg(&msg, SOL_IPV6, IPV6_HOPLIMIT, sizeof(hlim), &hlim); } if (np->rxopt.bits.rxtclass) { - int tclass = ntohl(np->rcv_flowinfo & IPV6_TCLASS_MASK) >> 20; + int tclass = (int)ip6_tclass(np->rcv_flowinfo); + put_cmsg(&msg, SOL_IPV6, IPV6_TCLASS, sizeof(tclass), &tclass); } if (np->rxopt.bits.rxoinfo) { |