diff options
| -rw-r--r-- | fs/smb/server/transport_rdma.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/smb/server/transport_rdma.c b/fs/smb/server/transport_rdma.c index 5d3b48e77012..3d8d8cb456c1 100644 --- a/fs/smb/server/transport_rdma.c +++ b/fs/smb/server/transport_rdma.c @@ -1883,6 +1883,7 @@ static int smb_direct_accept_client(struct smbdirect_socket *sc) static int smb_direct_prepare_negotiation(struct smbdirect_socket *sc) { struct smbdirect_recv_io *recvmsg; + bool recv_posted = false; int ret; WARN_ON_ONCE(sc->status != SMBDIRECT_SOCKET_CREATED); @@ -1899,6 +1900,7 @@ static int smb_direct_prepare_negotiation(struct smbdirect_socket *sc) pr_err("Can't post recv: %d\n", ret); goto out_err; } + recv_posted = true; ret = smb_direct_accept_client(sc); if (ret) { @@ -1908,7 +1910,14 @@ static int smb_direct_prepare_negotiation(struct smbdirect_socket *sc) return 0; out_err: - put_recvmsg(sc, recvmsg); + /* + * If the recv was never posted, return it to the free list. + * If it was posted, leave it alone so disconnect teardown can + * drain the QP and complete it (flush) and the completion path + * will unmap it exactly once. + */ + if (!recv_posted) + put_recvmsg(sc, recvmsg); return ret; } |