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-rw-r--r--source3/smbd/smb2_read.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/source3/smbd/smb2_read.c b/source3/smbd/smb2_read.c
index 8c3a8fd877..99f6e7a91f 100644
--- a/source3/smbd/smb2_read.c
+++ b/source3/smbd/smb2_read.c
@@ -44,11 +44,10 @@ static NTSTATUS smbd_smb2_read_recv(struct tevent_req *req,
static void smbd_smb2_request_read_done(struct tevent_req *subreq);
NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req)
{
+ NTSTATUS status;
const uint8_t *inhdr;
const uint8_t *inbody;
int i = req->current_idx;
- size_t expected_body_size = 0x31;
- size_t body_size;
uint32_t in_smbpid;
uint32_t in_length;
uint64_t in_offset;
@@ -58,18 +57,13 @@ NTSTATUS smbd_smb2_request_process_read(struct smbd_smb2_request *req)
uint32_t in_remaining_bytes;
struct tevent_req *subreq;
- inhdr = (const uint8_t *)req->in.vector[i+0].iov_base;
- if (req->in.vector[i+1].iov_len != (expected_body_size & 0xFFFFFFFE)) {
- return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ status = smbd_smb2_request_verify_sizes(req, 0x31);
+ if (!NT_STATUS_IS_OK(status)) {
+ return smbd_smb2_request_error(req, status);
}
-
+ inhdr = (const uint8_t *)req->in.vector[i+0].iov_base;
inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
- body_size = SVAL(inbody, 0x00);
- if (body_size != expected_body_size) {
- return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
- }
-
in_smbpid = IVAL(inhdr, SMB2_HDR_PID);
in_length = IVAL(inbody, 0x04);