Zero-length arrays are deprecated, and we are moving towards adopting C99 flexible-array members, instead. So, replace zero-length arrays declarations alone in structs with the new DECLARE_FLEX_ARRAY() helper macro. This helper allows for flexible-array members alone in structs. Link: https://github.com/KSPP/linux/issues/193 Link: https://github.com/KSPP/linux/issues/288 Link: https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx> --- drivers/net/wireless/ath/wil6210/wmi.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/wil6210/wmi.h b/drivers/net/wireless/ath/wil6210/wmi.h index 9affa4525609..71bf2ae27a98 100644 --- a/drivers/net/wireless/ath/wil6210/wmi.h +++ b/drivers/net/wireless/ath/wil6210/wmi.h @@ -2763,7 +2763,7 @@ struct wmi_rf_xpm_write_result_event { /* WMI_TX_MGMT_PACKET_EVENTID */ struct wmi_tx_mgmt_packet_event { - u8 payload[0]; + DECLARE_FLEX_ARRAY(u8, payload); } __packed; /* WMI_RX_MGMT_PACKET_EVENTID */ -- 2.34.1