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| author | Ingo Molnar <mingo@elte.hu> | 2008-06-25 12:31:14 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-25 12:31:14 +0200 |
| commit | 607baf1f4ef94637ab0f7d0e258932851dc5c0a2 (patch) | |
| tree | e5e3ed753fdad4eef8aaed2562df2a1148cec4ab /net/sctp/socket.c | |
| parent | 064a32d82c20cdcb0119a8b316eb520608d8c647 (diff) | |
| parent | 543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff) | |
Merge branch 'linus' into x86/memtest
Diffstat (limited to 'net/sctp/socket.c')
| -rw-r--r-- | net/sctp/socket.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index e7e3baf7009..0dbcde6758e 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 |