ksmbd: fix invalid request buffer access in compound

Ronnie reported invalid request buffer access in chained command when
inserting garbage value to NextCommand of compound request.
This patch add validation check to avoid this issue.

Cc: Tom Talpey <[email protected]>
Cc: Ronnie Sahlberg <[email protected]>
Cc: Ralph Böhme <[email protected]>
Tested-by: Steve French <[email protected]>
Reviewed-by: Steve French <[email protected]>
Acked-by: Hyunchul Lee <[email protected]>
Signed-off-by: Namjae Jeon <[email protected]>
Signed-off-by: Steve French <[email protected]>

0 files changed, 0 insertions, 0 deletions