cifs: fix protocol definition for READ_RSP

There is no pad, and it simplifies the code to remove the "Data" field.

None of the existing code relies on these fields, or on the READ_RSP
being a particular length.

Reviewed-and-Tested-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Jeff Layton <jlayton@redhat.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/fs/cifs/cifspdu.h b/fs/cifs/cifspdu.h
index de3aa285de03..3c6ef34fe2bc 100644
--- a/fs/cifs/cifspdu.h
+++ b/fs/cifs/cifspdu.h
@@ -1089,9 +1089,7 @@ typedef struct smb_com_read_rsp {
         __le16 DataLengthHigh;
         __u64 Reserved2;
         __u16 ByteCount;
-        __u8 Pad;               /* BB check for whether padded to DWORD
-                                   boundary and optimum performance here */
-        char Data[1];
+        /* read response data immediately follows */
 } __attribute__((packed)) READ_RSP;
 
 typedef struct locking_andx_range {