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path: root/net/ipv4/ip_sockglue.c
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Diffstat (limited to 'net/ipv4/ip_sockglue.c')
-rw-r--r--net/ipv4/ip_sockglue.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 47fff528ff39..6c40a8c46e79 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -465,7 +465,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
(1<<IP_MTU_DISCOVER) | (1<<IP_RECVERR) |
(1<<IP_ROUTER_ALERT) | (1<<IP_FREEBIND) |
(1<<IP_PASSSEC) | (1<<IP_TRANSPARENT) |
- (1<<IP_MINTTL))) ||
+ (1<<IP_MINTTL) | (1<<IP_NODEFRAG))) ||
optname == IP_MULTICAST_TTL ||
optname == IP_MULTICAST_ALL ||
optname == IP_MULTICAST_LOOP ||
@@ -588,6 +588,13 @@ static int do_ip_setsockopt(struct sock *sk, int level,
}
inet->hdrincl = val ? 1 : 0;
break;
+ case IP_NODEFRAG:
+ if (sk->sk_type != SOCK_RAW) {
+ err = -ENOPROTOOPT;
+ break;
+ }
+ inet->nodefrag = val ? 1 : 0;
+ break;
case IP_MTU_DISCOVER:
if (val < IP_PMTUDISC_DONT || val > IP_PMTUDISC_PROBE)
goto e_inval;