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From: Bryan O'Donoghue <pure.logic@nexus-software.ie>
To: Ricardo Ribalda <ribalda@chromium.org>,
	Michael Tretter <m.tretter@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Michal Simek <michal.simek@amd.com>,
	Andy Walls <awalls@md.metrocast.net>,
	Stanimir Varbanov <stanimir.k.varbanov@gmail.com>,
	Vikash Garodia <quic_vgarodia@quicinc.com>,
	Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org,
	Hans Verkuil <hverkuil-cisco@xs4all.nl>
Subject: Re: [PATCH v2 15/18] media: venus: Refactor hfi_session_empty_buffer_compressed_pkt
Date: Fri, 10 May 2024 00:59:56 +0100	[thread overview]
Message-ID: <43fec2ec-7192-4b2d-9af5-2073be1da3d1@nexus-software.ie> (raw)
In-Reply-To: <20240507-cocci-flexarray-v2-15-7aea262cf065@chromium.org>

On 07/05/2024 17:27, Ricardo Ribalda wrote:
> The single element array data[1] is never used. Replace it with a
> padding field of the same size.
> 
> This fixes the following cocci warning:
> drivers/media/platform/qcom/venus/hfi_cmds.h:146:5-9: 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@chromium.org>
> ---
>   drivers/media/platform/qcom/venus/hfi_cmds.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.h b/drivers/media/platform/qcom/venus/hfi_cmds.h
> index 15271b3f2b49..02e9a073d0c1 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.h
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.h
> @@ -143,7 +143,7 @@ struct hfi_session_empty_buffer_compressed_pkt {
>   	u32 input_tag;
>   	u32 packet_buffer;
>   	u32 extradata_buffer;
> -	u32 data[1];
> +	u32 padding;
>   };
>   
>   struct hfi_session_empty_buffer_uncompressed_plane0_pkt {
> 

Same comment as previous patch.

`data` is what we use in this driver's namespace not padding and the 
protocol structures enumerate the content of the payload as data not 
padding.

u32 data;

Then

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>

---
bod

  reply	other threads:[~2024-05-10  0:00 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-07 16:27 [PATCH v2 00/18] media: Fix the last set of coccinelle warnings Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 01/18] media: allegro: nal-hevc: Refactor nal_hevc_sub_layer_hrd_parameters Ricardo Ribalda
2024-05-08  8:53   ` Michael Tretter
2024-05-09 18:50     ` Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 02/18] media: xilinx: Refactor struct xvip_dma Ricardo Ribalda
2024-05-07 19:34   ` Laurent Pinchart
2024-05-07 16:27 ` [PATCH v2 03/18] media: dvb-frontend/mxl5xx: Refactor struct MBIN_FILE_T Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 04/18] media: dvb-frontend/mxl5xx: Use flex array for MBIN_SEGMENT_T Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 05/18] media: pci: cx18: Use flex arrays for struct cx18_scb Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 06/18] media: siano: Refactor struct sms_msg_data Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 07/18] media: siano: Remove unused structures Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 08/18] media: siano: Use flex arrays for sms_firmware Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 09/18] media: venus: Remove unused structs Ricardo Ribalda
2024-05-09 23:35   ` Bryan O'Donoghue
2024-05-09 23:55     ` Bryan O'Donoghue
2024-05-22 12:28       ` Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 10/18] media: venus: Use flex array for hfi_session_release_buffer_pkt Ricardo Ribalda
2024-05-09 23:37   ` Bryan O'Donoghue
2024-05-10  0:10     ` Bryan O'Donoghue
2024-05-22 12:54       ` Ricardo Ribalda
2024-05-07 16:27 ` [PATCH v2 11/18] media: venus: Refactor struct hfi_uncompressed_plane_info Ricardo Ribalda
2024-05-09 23:38   ` Bryan O'Donoghue
2024-05-07 16:27 ` [PATCH v2 12/18] media: venus: Refactor struct hfi_session_get_property_pkt Ricardo Ribalda
2024-05-09 23:43   ` Bryan O'Donoghue
2024-05-07 16:27 ` [PATCH v2 13/18] media: venus: Refactor struct hfi_uncompressed_format_supported Ricardo Ribalda
2024-05-09 23:56   ` Bryan O'Donoghue
2024-05-07 16:27 ` [PATCH v2 14/18] media: venus: Refactor hfi_session_empty_buffer_uncompressed_plane0_pkt Ricardo Ribalda
2024-05-09 23:58   ` Bryan O'Donoghue
2024-05-07 16:27 ` [PATCH v2 15/18] media: venus: Refactor hfi_session_empty_buffer_compressed_pkt Ricardo Ribalda
2024-05-09 23:59   ` Bryan O'Donoghue [this message]
2024-05-07 16:27 ` [PATCH v2 16/18] media: venus: Refactor hfi_sys_get_property_pkt Ricardo Ribalda
2024-05-10  0:05   ` Bryan O'Donoghue
2024-05-07 16:27 ` [PATCH v2 17/18] media: venus: Refactor hfi_session_fill_buffer_pkt Ricardo Ribalda
2024-05-10  0:06   ` Bryan O'Donoghue
2024-05-07 16:27 ` [PATCH v2 18/18] media: venus: Refactor hfi_buffer_alloc_mode_supported Ricardo Ribalda
2024-05-10  0:09   ` Bryan O'Donoghue
2024-05-22 13:03     ` Ricardo Ribalda

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