diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-25 12:28:28 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-25 12:28:28 -0700 |
| commit | 2e561c7b7e705b619122e5386d6f99f28f2b6e5a (patch) | |
| tree | be942c58cacd25c66cced37e1a82f269c37871de /net/ipv6 | |
| parent | 2cfed60cc24676d65e01278dbf10d0069de02592 (diff) | |
| parent | 653252c2302cdf2dfbca66a7e177f7db783f9efa (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (48 commits)
net: Fix wrong interpretation of some copy_to_user() results.
xfrm: alg_key_len & alg_icv_len should be unsigned
[netdrvr] tehuti: move ioctl perm check closer to function start
ipv6: Fix typo in net/ipv6/Kconfig
via-velocity: fix vlan receipt
tg3: sparse cleanup
forcedeth: realtek phy crossover detection
ibm_newemac: Increase MDIO timeouts
gianfar: Fix skb allocation strategy
netxen: reduce stack usage of netxen_nic_flash_print
smc911x: test after postfix decrement fails in smc911x_{reset,drop_pkt}
net drivers: fix platform driver hotplug/coldplug
forcedeth: new backoff implementation
ehea: make things static
phylib: Add support for board-level PHY fixups
[netdrvr] atlx: code movement: move atl1 parameter parsing
atlx: remove flash vendor parameter
korina: misc cleanup
korina: fix misplaced return statement
WAN: Fix confusing insmod error code for C101 too.
...
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/Kconfig | 2 | ||||
| -rw-r--r-- | net/ipv6/raw.c | 18 |
2 files changed, 19 insertions, 1 deletions
diff --git a/net/ipv6/Kconfig b/net/ipv6/Kconfig index 42814a2ec9d..b2c9becc02e 100644 --- a/net/ipv6/Kconfig +++ b/net/ipv6/Kconfig @@ -167,7 +167,7 @@ config IPV6_SIT Tunneling means encapsulating data of one protocol type within another protocol and sending it over a channel that understands the encapsulating protocol. This driver implements encapsulation of IPv6 - into IPv4 packets. This is useful if you want to connect two IPv6 + into IPv4 packets. This is useful if you want to connect to IPv6 networks over an IPv4-only path. Saying M here will produce a module called sit.ko. If unsure, say Y. diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 6193b124cbc..396f0ea1109 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -971,6 +971,19 @@ static int do_rawv6_setsockopt(struct sock *sk, int level, int optname, switch (optname) { case IPV6_CHECKSUM: + if (inet_sk(sk)->num == IPPROTO_ICMPV6 && + level == IPPROTO_IPV6) { + /* + * RFC3542 tells that IPV6_CHECKSUM socket + * option in the IPPROTO_IPV6 level is not + * allowed on ICMPv6 sockets. + * If you want to set it, use IPPROTO_RAW + * level IPV6_CHECKSUM socket option + * (Linux extension). + */ + return -EINVAL; + } + /* You may get strange result with a positive odd offset; RFC2292bis agrees with me. */ if (val > 0 && (val&1)) @@ -1046,6 +1059,11 @@ static int do_rawv6_getsockopt(struct sock *sk, int level, int optname, switch (optname) { case IPV6_CHECKSUM: + /* + * We allow getsockopt() for IPPROTO_IPV6-level + * IPV6_CHECKSUM socket option on ICMPv6 sockets + * since RFC3542 is silent about it. + */ if (rp->checksum == 0) val = -1; else |