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-rw-r--r--include/device_proto.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/device_proto.h b/include/device_proto.h
index 6e99eaa..ff8bb67 100644
--- a/include/device_proto.h
+++ b/include/device_proto.h
@@ -125,7 +125,7 @@ namespace nitrokey {
bool isValid() const {
// return !_zero && payload.isValid() && isCRCcorrect() &&
// command_id == (uint8_t)(cmd_id);
- return true;
+ return crc != 0;
}
operator std::string() const {