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| author | David Howells <dhowells@redhat.com> | 2009-06-16 21:36:44 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 21:20:14 -0700 |
| commit | 519d25679e8ae7433c758b9e74b19144f61b90f8 (patch) | |
| tree | e458a5fbf4e37568133fd2488772e98c159fca2b /net/rxrpc | |
| parent | 0dd5198672dd2bbeb933862e1fc82162e0b636be (diff) | |
| download | linux-stable-519d25679e8ae7433c758b9e74b19144f61b90f8.tar.gz linux-stable-519d25679e8ae7433c758b9e74b19144f61b90f8.tar.bz2 linux-stable-519d25679e8ae7433c758b9e74b19144f61b90f8.zip | |
RxRPC: Don't attempt to reuse aborted connections
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>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/rxrpc')
| -rw-r--r-- | net/rxrpc/ar-connection.c | 10 | ||||
| -rw-r--r-- | 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 67e38a056240..9f1ce841a0bb 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 dc5cb1e19509..0505cdc4d6d4 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; } } |