linux-kernel - [PATCH v2 04/18] media: dvb-frontend/mxl5xx: Use flex array for MBIN_SEGMENT

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Message-Id: <20240507-cocci-flexarray-v2-4-7aea262cf065@chromium.org>
Date: Tue, 07 May 2024 16:27:09 +0000
From: Ricardo Ribalda <ribalda@...omium.org>
To: Michael Tretter <m.tretter@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Laurent Pinchart <laurent.pinchart@...asonboard.com>, 
 Michal Simek <michal.simek@....com>, Andy Walls <awalls@...metrocast.net>, 
 Stanimir Varbanov <stanimir.k.varbanov@...il.com>, 
 Vikash Garodia <quic_vgarodia@...cinc.com>, 
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-arm-msm@...r.kernel.org, 
 Hans Verkuil <hverkuil-cisco@...all.nl>, 
 Ricardo Ribalda <ribalda@...omium.org>
Subject: [PATCH v2 04/18] media: dvb-frontend/mxl5xx: Use flex array for
 MBIN_SEGMENT_T

Replace the older style one-element array with a flexible array member.
There does not seem to be any allocation for this struct in the code, so
no more code changes are required.

The following cocci warning is fixed:
drivers/media/dvb-frontends/mxl5xx_defs.h:182:4-8: WARNING use flexible-array member instead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays)

Signed-off-by: Ricardo Ribalda <ribalda@...omium.org>
---
 drivers/media/dvb-frontends/mxl5xx_defs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/dvb-frontends/mxl5xx_defs.h b/drivers/media/dvb-frontends/mxl5xx_defs.h
index 3c5d75ed8fea..512ec979f96f 100644
--- a/drivers/media/dvb-frontends/mxl5xx_defs.h
+++ b/drivers/media/dvb-frontends/mxl5xx_defs.h
@@ -179,7 +179,7 @@ struct MBIN_SEGMENT_HEADER_T {
 
 struct MBIN_SEGMENT_T {
 	struct MBIN_SEGMENT_HEADER_T header;
-	u8 data[1];
+	u8 data[];
 };
 
 enum MXL_CMD_TYPE_E { MXL_CMD_WRITE = 0, MXL_CMD_READ };

-- 
2.45.0.rc1.225.g2a3ae87e7f-goog