From: Ralph Boehme <slow@xxxxxxxxx>
commit b83b27909e74d27796de19c802fbc3b65ab4ba9a upstream.
Use ksmbd_req_buf_next() in ksmbd_smb2_check_message().
Cc: Tom Talpey <tom@xxxxxxxxxx>
Cc: Ronnie Sahlberg <ronniesahlberg@xxxxxxxxx>
Cc: Steve French <smfrench@xxxxxxxxx>
Cc: Hyunchul Lee <hyc.lee@xxxxxxxxx>
Acked-by: Namjae Jeon <linkinjeon@xxxxxxxxxx>
Signed-off-by: Ralph Boehme <slow@xxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
---
fs/ksmbd/smb2misc.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/fs/ksmbd/smb2misc.c b/fs/ksmbd/smb2misc.c
index 33a927df64f1..abc18af14f04 100644
--- a/fs/ksmbd/smb2misc.c
+++ b/fs/ksmbd/smb2misc.c
@@ -347,16 +347,11 @@ 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;
- }
+ __u32 len = get_rfc1002_len(work->request_buf);
if (le32_to_cpu(hdr->NextCommand) > 0)
len = le32_to_cpu(hdr->NextCommand);
--
2.25.1
