diff options
| author |   David Howells <dhowells@redhat.com> | 2018-04-02 23:51:39 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-04-04 11:04:08 -0400 |
| commit | b41d7cfef5696b4fb17a122d16e2fbf2a3bc0d9e (patch) | |
| tree | e8585f04c3eba649b541012f980c404d2db140a2 /net/rxrpc/input.c | |
| parent | Merge branch 'userns-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace (diff) | |
| download | linux-dev-b41d7cfef5696b4fb17a122d16e2fbf2a3bc0d9e.tar.xz linux-dev-b41d7cfef5696b4fb17a122d16e2fbf2a3bc0d9e.zip | |
rxrpc: Fix undefined packet handling
By analogy with other Rx implementations, RxRPC packet types 9, 10 and 11
should just be discarded rather than being aborted like other undefined
packet types.
Reported-by: Jeffrey Altman <jaltman@auristor.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | net/rxrpc/input.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index 21800e6f5019..0410d2277ca2 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -1200,6 +1200,12 @@ void rxrpc_data_ready(struct sock *udp_sk) !rxrpc_validate_jumbo(skb)) goto bad_message; break; + + /* Packet types 9-11 should just be ignored. */ + case RXRPC_PACKET_TYPE_PARAMS: + case RXRPC_PACKET_TYPE_10: + case RXRPC_PACKET_TYPE_11: + goto discard; } rcu_read_lock(); |