diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2011-08-08 13:45:28 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-08-08 13:45:28 +0900 |
| commit | 77c7ee51a062bb595c501ec098125a68999c20c3 (patch) | |
| tree | c5060ca5786ef353e005dae04b61d2c49967284d /net/ipv6/datagram.c | |
| parent | 1ba762209491e2496e58baffa3fd65d661f54404 (diff) | |
| parent | 322a8b034003c0d46d39af85bf24fee27b902f48 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into sh-latest
Conflicts:
drivers/tty/serial/sh-sci.c
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'net/ipv6/datagram.c')
| -rw-r--r-- | net/ipv6/datagram.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index 16560336eb7..9ef1831746e 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -33,6 +33,11 @@ #include <linux/errqueue.h> #include <asm/uaccess.h> +static inline int ipv6_mapped_addr_any(const struct in6_addr *a) +{ + return (ipv6_addr_v4mapped(a) && (a->s6_addr32[3] == 0)); +} + int ip6_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) { struct sockaddr_in6 *usin = (struct sockaddr_in6 *) uaddr; @@ -102,10 +107,12 @@ ipv4_connected: ipv6_addr_set_v4mapped(inet->inet_daddr, &np->daddr); - if (ipv6_addr_any(&np->saddr)) + if (ipv6_addr_any(&np->saddr) || + ipv6_mapped_addr_any(&np->saddr)) ipv6_addr_set_v4mapped(inet->inet_saddr, &np->saddr); - if (ipv6_addr_any(&np->rcv_saddr)) { + if (ipv6_addr_any(&np->rcv_saddr) || + ipv6_mapped_addr_any(&np->rcv_saddr)) { ipv6_addr_set_v4mapped(inet->inet_rcv_saddr, &np->rcv_saddr); if (sk->sk_prot->rehash) |