summaryrefslogtreecommitdiff
path: root/net/sctp/socket.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-06-25 12:31:28 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-25 12:31:28 +0200
commit8700600a74852d75eb965b969dcf9f58e2b32546 (patch)
tree1490919076921ecc208bf667a8c2f8a7c5446854 /net/sctp/socket.c
parentb8e0418b2a25f975c3b8764030c24b7253d33a68 (diff)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
Merge branch 'linus' into x86/nmitip-x86-nmi-2008-06-25_10.31_Wed
Diffstat (limited to 'net/sctp/socket.c')
-rw-r--r--net/sctp/socket.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index e7e3baf7009e..0dbcde6758ea 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4401,7 +4401,9 @@ static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
if (copy_from_user(&getaddrs, optval, len))
return -EFAULT;
- if (getaddrs.addr_num <= 0) return -EINVAL;
+ if (getaddrs.addr_num <= 0 ||
+ getaddrs.addr_num >= (INT_MAX / sizeof(union sctp_addr)))
+ return -EINVAL;
/*
* For UDP-style sockets, id specifies the association to query.
* If the id field is set to the value '0' then the locally bound