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smb: server: let smb_direct_disconnect_rdma_connection() turn CREATED into DISCONNECTED

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When smb_direct_disconnect_rdma_connection() turns SMBDIRECT_SOCKET_CREATED
into SMBDIRECT_SOCKET_ERROR, we'll have the situation that
smb_direct_disconnect_rdma_work() will set SMBDIRECT_SOCKET_DISCONNECTING
and call rdma_disconnect(), which likely fails as we never reached
the RDMA_CM_EVENT_ESTABLISHED. it means that
wait_event(sc->status_wait, sc->status == SMBDIRECT_SOCKET_DISCONNECTED)
in free_transport() will hang forever in SMBDIRECT_SOCKET_DISCONNECTING
never reaching SMBDIRECT_SOCKET_DISCONNECTED.

So we directly go from SMBDIRECT_SOCKET_CREATED to
SMBDIRECT_SOCKET_DISCONNECTED.

Fixes: b3fd52a0d8 ("smb: server: let smb_direct_disconnect_rdma_connection() set SMBDIRECT_SOCKET_ERROR...")
Cc: Namjae Jeon <linkinjeon@kernel.org>
Cc: Steve French <smfrench@gmail.com>
Cc: Tom Talpey <tom@talpey.com>
Cc: linux-cifs@vger.kernel.org
Cc: samba-technical@lists.samba.org
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Stefan Metzmacher
2025-11-10 16:24:20 +01:00
committed by Steve French
parent 98a5fd31cb
commit 55286b1e1b
1 changed files with 3 additions and 0 deletions
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3
fs/smb/server/transport_rdma.c
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@@ -334,6 +334,9 @@ smb_direct_disconnect_rdma_connection(struct smbdirect_socket *sc)
break;
case SMBDIRECT_SOCKET_CREATED:
sc->status = SMBDIRECT_SOCKET_DISCONNECTED;
break;
case SMBDIRECT_SOCKET_CONNECTED:
sc->status = SMBDIRECT_SOCKET_ERROR;
break;