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path: root/net/ipv6/ipv6_sockglue.c
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Diffstat (limited to 'net/ipv6/ipv6_sockglue.c')
-rw-r--r--net/ipv6/ipv6_sockglue.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index a7fdf9a27f1..f5e0682b402 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -315,6 +315,9 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
goto e_inval;
if (val < -1 || val > 0xff)
goto e_inval;
+ /* RFC 3542, 6.5: default traffic class of 0x0 */
+ if (val == -1)
+ val = 0;
np->tclass = val;
retv = 0;
break;
@@ -1037,8 +1040,6 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
case IPV6_TCLASS:
val = np->tclass;
- if (val < 0)
- val = 0;
break;
case IPV6_RECVTCLASS: