ksmbd: use ksmbd_req_buf_next() in ksmbd_smb2_check_message()

Use ksmbd_req_buf_next() in ksmbd_smb2_check_message().

Cc: Tom Talpey <tom@talpey.com>
Cc: Ronnie Sahlberg <ronniesahlberg@gmail.com>
Cc: Steve French <smfrench@gmail.com>
Cc: Hyunchul Lee <hyc.lee@gmail.com>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Ralph Boehme <slow@samba.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

diff --git a/fs/ksmbd/smb2misc.c b/fs/ksmbd/smb2misc.c
index 030ca57c378498fe742c1ff34a0819b0fc2ac73c..2385622cc3c8855c010a3dc9121d7aca735219b5 100644 (file)
--- a/fs/ksmbd/smb2misc.c
+++ b/fs/ksmbd/smb2misc.c
@@ -347,17 +347,12 @@ static int smb2_validate_credit_charge(struct ksmbd_conn *conn,
 
 int ksmbd_smb2_check_message(struct ksmbd_work *work)
 {
-       struct smb2_pdu *pdu = work->request_buf;
+       struct smb2_pdu *pdu = ksmbd_req_buf_next(work);
        struct smb2_hdr *hdr = &pdu->hdr;
        int command;
        __u32 clc_len;  /* calculated length */
        __u32 len = get_rfc1002_len(pdu);
 
-       if (work->next_smb2_rcv_hdr_off) {
-               pdu = ksmbd_req_buf_next(work);
-               hdr = &pdu->hdr;
-       }
-
        if (le32_to_cpu(hdr->NextCommand) > 0) {
                len = le32_to_cpu(hdr->NextCommand);
        } else if (work->next_smb2_rcv_hdr_off) {