diff options
Diffstat (limited to 'net/ipv6/ipv6_sockglue.c')
| -rw-r--r-- | net/ipv6/ipv6_sockglue.c | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 636ec56f5f50..a531ba032b85 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -52,8 +52,9 @@ #include <net/udplite.h> #include <net/xfrm.h> #include <net/compat.h> +#include <net/seg6.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> struct ip6_ra_chain *ip6_ra_chain; DEFINE_RWLOCK(ip6_ra_lock); @@ -430,6 +431,15 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname, break; #endif + case IPV6_SRCRT_TYPE_4: + { + struct ipv6_sr_hdr *srh = (struct ipv6_sr_hdr *) + opt->srcrt; + + if (!seg6_validate_srh(srh, optlen)) + goto sticky_done; + break; + } default: goto sticky_done; } @@ -585,16 +595,24 @@ done: if (val) { struct net_device *dev; + int midx; - if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != val) - goto e_inval; + rcu_read_lock(); - dev = dev_get_by_index(net, val); + dev = dev_get_by_index_rcu(net, val); if (!dev) { + rcu_read_unlock(); retv = -ENODEV; break; } - dev_put(dev); + midx = l3mdev_master_ifindex_rcu(dev); + + rcu_read_unlock(); + + if (sk->sk_bound_dev_if && + sk->sk_bound_dev_if != val && + (!midx || midx != sk->sk_bound_dev_if)) + goto e_inval; } np->mcast_oif = val; retv = 0; @@ -868,6 +886,10 @@ pref_skip_coa: np->autoflowlabel = valbool; retv = 0; break; + case IPV6_RECVFRAGSIZE: + np->rxopt.bits.recvfragsize = valbool; + retv = 0; + break; } release_sock(sk); @@ -1310,6 +1332,10 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname, val = np->autoflowlabel; break; + case IPV6_RECVFRAGSIZE: + val = np->rxopt.bits.recvfragsize; + break; + default: return -ENOPROTOOPT; } |