diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/smb/client/smb2pdu.c | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/fs/smb/client/smb2pdu.c b/fs/smb/client/smb2pdu.c index 092b0087c9dc..3403188e3100 100644 --- a/fs/smb/client/smb2pdu.c +++ b/fs/smb/client/smb2pdu.c @@ -92,17 +92,22 @@ smb2_hdr_assemble(struct smb2_hdr *shdr, __le16 smb2_cmd, shdr->ProtocolId = SMB2_PROTO_NUMBER; shdr->StructureSize = cpu_to_le16(64); shdr->Command = smb2_cmd; - if (server->dialect >= SMB30_PROT_ID) { - /* After reconnect SMB3 must set ChannelSequence on subsequent reqs */ - smb3_hdr = (struct smb3_hdr_req *)shdr; - /* if primary channel is not set yet, use default channel for chan sequence num */ - if (SERVER_IS_CHAN(server)) - smb3_hdr->ChannelSequence = - cpu_to_le16(server->primary_server->channel_sequence_num); - else - smb3_hdr->ChannelSequence = cpu_to_le16(server->channel_sequence_num); - } + if (server) { + /* After reconnect SMB3 must set ChannelSequence on subsequent reqs */ + if (server->dialect >= SMB30_PROT_ID) { + smb3_hdr = (struct smb3_hdr_req *)shdr; + /* + * if primary channel is not set yet, use default + * channel for chan sequence num + */ + if (SERVER_IS_CHAN(server)) + smb3_hdr->ChannelSequence = + cpu_to_le16(server->primary_server->channel_sequence_num); + else + smb3_hdr->ChannelSequence = + cpu_to_le16(server->channel_sequence_num); + } spin_lock(&server->req_lock); /* Request up to 10 credits but don't go over the limit. */ if (server->credits >= server->max_credits) |