Messages in this thread Patch in this message | | | From | David Howells <> | Subject | [PATCH 1/2] RxRPC: Don't attempt to reuse aborted connections | Date | Tue, 16 Jun 2009 21:36:44 +0100 |
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Connections that have seen a connection-level abort should not be reused as the far end will just abort them again; instead a new connection should be made.
Connection-level aborts occur due to such things as authentication failures.
Signed-off-by: David Howells <dhowells@redhat.com> ---
net/rxrpc/ar-connection.c | 10 ++++++++++ net/rxrpc/ar-connevent.c | 7 ++++++- 2 files changed, 16 insertions(+), 1 deletions(-)
diff --git a/net/rxrpc/ar-connection.c b/net/rxrpc/ar-connection.c index 67e38a0..9f1ce84 100644 --- a/net/rxrpc/ar-connection.c +++ b/net/rxrpc/ar-connection.c @@ -444,6 +444,11 @@ int rxrpc_connect_call(struct rxrpc_sock *rx, conn = list_entry(bundle->avail_conns.next, struct rxrpc_connection, bundle_link); + if (conn->state >= RXRPC_CONN_REMOTELY_ABORTED) { + list_del_init(&conn->bundle_link); + bundle->num_conns--; + continue; + } if (--conn->avail_calls == 0) list_move(&conn->bundle_link, &bundle->busy_conns); @@ -461,6 +466,11 @@ int rxrpc_connect_call(struct rxrpc_sock *rx, conn = list_entry(bundle->unused_conns.next, struct rxrpc_connection, bundle_link); + if (conn->state >= RXRPC_CONN_REMOTELY_ABORTED) { + list_del_init(&conn->bundle_link); + bundle->num_conns--; + continue; + } ASSERTCMP(conn->avail_calls, ==, RXRPC_MAXCALLS); conn->avail_calls = RXRPC_MAXCALLS - 1; ASSERT(conn->channels[0] == NULL && diff --git a/net/rxrpc/ar-connevent.c b/net/rxrpc/ar-connevent.c index dc5cb1e..0505cdc 100644 --- a/net/rxrpc/ar-connevent.c +++ b/net/rxrpc/ar-connevent.c @@ -150,11 +150,15 @@ static int rxrpc_process_event(struct rxrpc_connection *conn, u32 serial; int loop, ret; - if (conn->state >= RXRPC_CONN_REMOTELY_ABORTED) + if (conn->state >= RXRPC_CONN_REMOTELY_ABORTED) { + kleave(" = -ECONNABORTED [%u]", conn->state); return -ECONNABORTED; + } serial = ntohl(sp->hdr.serial); + _enter("{%d},{%u,%%%u},", conn->debug_id, sp->hdr.type, serial); + switch (sp->hdr.type) { case RXRPC_PACKET_TYPE_ABORT: if (skb_copy_bits(skb, 0, &tmp, sizeof(tmp)) < 0) @@ -199,6 +203,7 @@ static int rxrpc_process_event(struct rxrpc_connection *conn, return 0; default: + _leave(" = -EPROTO [%u]", sp->hdr.type); return -EPROTO; } }
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