linux-kernel - [PATCH 4/4] wifi: ath11k: Use DECLARE_FLEX_ARRAY() for ath11k_htc

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Message-ID: <20231127-flexarray-htc_record-v1-4-6be1f36126fd@quicinc.com>
Date:   Mon, 27 Nov 2023 08:14:50 -0800
From:   Jeff Johnson <quic_jjohnson@...cinc.com>
To:     Kalle Valo <kvalo@...nel.org>
CC:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        <ath10k@...ts.infradead.org>, <ath11k@...ts.infradead.org>,
        <linux-wireless@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Jeff Johnson <quic_jjohnson@...cinc.com>
Subject: [PATCH 4/4] wifi: ath11k: Use DECLARE_FLEX_ARRAY() for
 ath11k_htc_record

Transform the zero-length array in ath11k_htc_record into a proper
flexible array via the DECLARE_FLEX_ARRAY() macro. This helps with
ongoing efforts to globally enable -Warray-bounds.

Signed-off-by: Jeff Johnson <quic_jjohnson@...cinc.com>
---
 drivers/net/wireless/ath/ath11k/htc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath11k/htc.h b/drivers/net/wireless/ath/ath11k/htc.h
index 84971cc9251c..e0434b29df70 100644
--- a/drivers/net/wireless/ath/ath11k/htc.h
+++ b/drivers/net/wireless/ath/ath11k/htc.h
@@ -151,7 +151,7 @@ struct ath11k_htc_credit_report {
 struct ath11k_htc_record {
 	struct ath11k_htc_record_hdr hdr;
 	union {
-		struct ath11k_htc_credit_report credit_report[0];
+		DECLARE_FLEX_ARRAY(struct ath11k_htc_credit_report, credit_report);
 	};
 } __packed __aligned(4);
 

-- 
2.42.0