From: Long Li longli@microsoft.com
commit 14cc639c17ab0b6671526a7459087352507609e4 upstream.
On reconnect, the transport data structure is NULL and its information is not available.
Signed-off-by: Long Li longli@microsoft.com Cc: stable@vger.kernel.org Signed-off-by: Steve French stfrench@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- fs/cifs/cifs_debug.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index 0657679..a85aeff 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -210,6 +210,11 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v) if (!server->rdma) goto skip_rdma;
+ if (!server->smbd_conn) { + seq_printf(m, "\nSMBDirect transport not available"); + goto skip_rdma; + } + seq_printf(m, "\nSMBDirect (in hex) protocol version: %x " "transport status: %x", server->smbd_conn->protocol,