WRITE_SAME with WRPROTECT set is not supported

folkertvanheusden · Oct 9, 2024 · 609325d · 609325d
1 parent 9425277
commit 609325d
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/scsi.cpp b/scsi.cpp
@@ -851,6 +851,11 @@ std::optional<std::vector<uint8_t> > scsi::validate_request(const uint64_t lba,
 			DOLOG(logging::ll_debug, "scsi::validate_request", "-", "WRITE_SAME with ANCHOR=1 and UNMAP=0 is a failure");
 				return error_invalid_field();
 		}
+
+		if ((opcode == o_write_10 || opcode == o_write_16 || opcode == o_write_verify_10 || opcode == o_write_same_10 || opcode == o_write_same_16) && (CDB[1] >> 5) != 0) {
+			DOLOG(logging::ll_debug, "scsi::validate_request", "-", "WRITE_SAME with WRPROTECT set is not supported");
+				return error_invalid_field();
+		}
 	}
 
 	return { };  // no error