From 3d6b15a8f3aeb4a6eed69a22822def0d0b039a16 Mon Sep 17 00:00:00 2001 From: Steve French Date: Sun, 30 Apr 2023 12:27:49 -0500 Subject: [PATCH] SMB3.1.1: correct definition for app_instance_id create contexts The name lengths were incorrect for two create contexts. SMB2_CREATE_APP_INSTANCE_ID SMB2_CREATE_APP_INSTANCE_VERSION Update the definitions for these two to match the protocol specs. Acked-by: Paulo Alcantara (SUSE) Reviewed-by: Namjae Jeon Signed-off-by: Steve French --- fs/ksmbd/smb2pdu.h | 16 ---------------- fs/smbfs_common/smb2pdu.h | 20 ++++++++++++++++++++ 2 files changed, 20 insertions(+), 16 deletions(-) diff --git a/fs/ksmbd/smb2pdu.h b/fs/ksmbd/smb2pdu.h index 67dc552f2ef7..aca9cfc73caa 100644 --- a/fs/ksmbd/smb2pdu.h +++ b/fs/ksmbd/smb2pdu.h @@ -81,22 +81,6 @@ struct create_durable_reconn_v2_req { __le32 Flags; } __packed; -struct create_app_inst_id { - struct create_context ccontext; - __u8 Name[8]; - __u8 Reserved[8]; - __u8 AppInstanceId[16]; -} __packed; - -struct create_app_inst_id_vers { - struct create_context ccontext; - __u8 Name[8]; - __u8 Reserved[2]; - __u8 Padding[4]; - __le64 AppInstanceVersionHigh; - __le64 AppInstanceVersionLow; -} __packed; - struct create_alloc_size_req { struct create_context ccontext; __u8 Name[8]; diff --git a/fs/smbfs_common/smb2pdu.h b/fs/smbfs_common/smb2pdu.h index 3b43a51e6f7e..bae590eec871 100644 --- a/fs/smbfs_common/smb2pdu.h +++ b/fs/smbfs_common/smb2pdu.h @@ -1250,6 +1250,26 @@ struct create_disk_id_rsp { __u8 Reserved[16]; } __packed; +/* See MS-SMB2 2.2.13.2.13 */ +struct create_app_inst_id { + struct create_context ccontext; + __u8 Name[16]; + __le32 StructureSize; /* Must be 20 */ + __u16 Reserved; + __u8 AppInstanceId[16]; +} __packed; + +/* See MS-SMB2 2.2.13.2.15 */ +struct create_app_inst_id_vers { + struct create_context ccontext; + __u8 Name[16]; + __le32 StructureSize; /* Must be 24 */ + __u16 Reserved; + __u32 Padding; + __le64 AppInstanceVersionHigh; + __le64 AppInstanceVersionLow; +} __packed; + /* See MS-SMB2 2.2.31 and 2.2.32 */ struct smb2_ioctl_req { struct smb2_hdr hdr; -- 2.34.1