The struct has 3 bytes reserved according to spec. Fortunately, it's not
used yet.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 hw/usb/dev-smartcard-reader.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/usb/dev-smartcard-reader.c b/hw/usb/dev-smartcard-reader.c
index 99086befe0b8..752571043ee6 100644
--- a/hw/usb/dev-smartcard-reader.c
+++ b/hw/usb/dev-smartcard-reader.c
@@ -264,7 +264,7 @@ typedef struct QEMU_PACKED CCID_IccPowerOn {
 
 typedef struct QEMU_PACKED CCID_IccPowerOff {
     CCID_Header hdr;
-    uint16_t    abRFU;
+    uint8_t     abRFU[3];
 } CCID_IccPowerOff;
 
 typedef struct QEMU_PACKED CCID_SetParameters {

-- 
2.55.0