From: Ralph Boehme <slow@samba.org>
To: linux-cifs@vger.kernel.org
Cc: Ralph Boehme <slow@samba.org>,
Namjae Jeon <linkinjeon@kernel.org>, Tom Talpey <tom@talpey.com>,
Ronnie Sahlberg <ronniesahlberg@gmail.com>,
Steve French <smfrench@gmail.com>,
Hyunchul Lee <hyc.lee@gmail.com>
Subject: [PATCH v7 2/9] ksmbd: use ksmbd_req_buf_next() in ksmbd_smb2_check_message()
Date: Tue, 5 Oct 2021 07:03:36 +0200 [thread overview]
Message-ID: <20211005050343.268514-3-slow@samba.org> (raw)
In-Reply-To: <20211005050343.268514-1-slow@samba.org>
No change in behaviour.
Cc: Namjae Jeon <linkinjeon@kernel.org>
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>
Signed-off-by: Ralph Boehme <slow@samba.org>
---
fs/ksmbd/smb2misc.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/fs/ksmbd/smb2misc.c b/fs/ksmbd/smb2misc.c
index 9edd9c161b27..2cc031c39514 100644
--- a/fs/ksmbd/smb2misc.c
+++ b/fs/ksmbd/smb2misc.c
@@ -329,17 +329,12 @@ static int smb2_validate_credit_charge(struct smb2_hdr *hdr)
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) {
--
2.31.1
next prev parent reply other threads:[~2021-10-05 5:25 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-05 5:03 [PATCH v7 0/9] Buffer validation and compound handling patches Ralph Boehme
2021-10-05 5:03 ` [PATCH v7 1/9] ksmbd: use ksmbd_req_buf_next() in ksmbd_verify_smb_message() Ralph Boehme
2021-10-05 7:26 ` Namjae Jeon
2021-10-05 5:03 ` Ralph Boehme [this message]
2021-10-05 7:27 ` [PATCH v7 2/9] ksmbd: use ksmbd_req_buf_next() in ksmbd_smb2_check_message() Namjae Jeon
2021-10-05 5:03 ` [PATCH v7 3/9] ksmbd: add and use ksmbd_smb2_cur_pdu_buflen() " Ralph Boehme
2021-10-05 7:29 ` Namjae Jeon
2021-10-05 7:46 ` Ralph Boehme
2021-10-06 23:42 ` Namjae Jeon
2021-10-05 5:03 ` [PATCH v7 4/9] ksmbd: check buffer is big enough to access the SMB2 PUD body size field Ralph Boehme
2021-10-05 5:03 ` [PATCH v7 5/9] ksmdb: validate credit charge after validating SMB2 PDU body size Ralph Boehme
2021-10-05 7:58 ` Namjae Jeon
2021-10-05 5:03 ` [PATCH v7 6/9] ksmdb: use cmd helper variable in smb2_get_ksmbd_tcon() Ralph Boehme
2021-10-05 7:59 ` Namjae Jeon
2021-10-05 5:03 ` [PATCH v7 7/9] ksmdb: make smb2_get_ksmbd_tcon() callable with chained PDUs Ralph Boehme
2021-10-05 5:03 ` [PATCH v7 8/9] ksmbd: make smb2_check_user_session() callable for compound PDUs Ralph Boehme
2021-10-05 5:03 ` [PATCH v7 9/9] ksmdb: move session and tcon validation to __process_request() Ralph Boehme
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