carl9170: tx: mark expected switch fall-throughs

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 8c75651ede6c3b5727ec01b9c50fad5077d567b5..2407931440edb7ec8ee4570f353ca1f8a0f6f5b8 100644 (file)
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -830,10 +830,12 @@ static bool carl9170_tx_rts_check(struct ar9170 *ar,
        case CARL9170_ERP_AUTO:
                if (ampdu)
                        break;
+               /* fall through */
 
        case CARL9170_ERP_MAC80211:
                if (!(rate->flags & IEEE80211_TX_RC_USE_RTS_CTS))
                        break;
+               /* fall through */
 
        case CARL9170_ERP_RTS:
                if (likely(!multi))
@@ -854,6 +856,7 @@ static bool carl9170_tx_cts_check(struct ar9170 *ar,
        case CARL9170_ERP_MAC80211:
                if (!(rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT))
                        break;
+               /* fall through */
 
        case CARL9170_ERP_CTS:
                return true;