-stable review patch. If anyone has any objections, please let us know.
---------------------
From: Vlad Yasevich <[email protected]>
I broke the non-wildcard case recently. This is to fixes it.
Now, explictitly bound addresses can ge retrieved using the API.
Signed-off-by: Vlad Yasevich <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Chris Wright <[email protected]>
---
net/sctp/socket.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
--- linux-2.6.21.1.orig/net/sctp/socket.c
+++ linux-2.6.21.1/net/sctp/socket.c
@@ -4016,6 +4016,7 @@ static int sctp_getsockopt_local_addrs_o
rwlock_t *addr_lock;
int err = 0;
void *addrs;
+ void *buf;
int bytes_copied = 0;
if (len != sizeof(struct sctp_getaddrs_old))
@@ -4069,13 +4070,14 @@ static int sctp_getsockopt_local_addrs_o
}
}
+ buf = addrs;
list_for_each(pos, &bp->address_list) {
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
memcpy(&temp, &addr->a, sizeof(temp));
sctp_get_pf_specific(sk->sk_family)->addr_v4map(sp, &temp);
addrlen = sctp_get_af_specific(temp.sa.sa_family)->sockaddr_len;
- memcpy(addrs, &temp, addrlen);
- to += addrlen;
+ memcpy(buf, &temp, addrlen);
+ buf += addrlen;
bytes_copied += addrlen;
cnt ++;
if (cnt >= getaddrs.addr_num) break;
@@ -4118,6 +4120,7 @@ static int sctp_getsockopt_local_addrs(s
size_t space_left;
int bytes_copied = 0;
void *addrs;
+ void *buf;
if (len <= sizeof(struct sctp_getaddrs))
return -EINVAL;
@@ -4168,6 +4171,7 @@ static int sctp_getsockopt_local_addrs(s
}
}
+ buf = addrs;
list_for_each(pos, &bp->address_list) {
addr = list_entry(pos, struct sctp_sockaddr_entry, list);
memcpy(&temp, &addr->a, sizeof(temp));
@@ -4177,8 +4181,8 @@ static int sctp_getsockopt_local_addrs(s
err = -ENOMEM; /*fixme: right error?*/
goto error;
}
- memcpy(addrs, &temp, addrlen);
- to += addrlen;
+ memcpy(buf, &temp, addrlen);
+ buf += addrlen;
bytes_copied += addrlen;
cnt ++;
space_left -= addrlen;
--
-
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