linux-kernel - Re: [PATCH v3 16/18] media: venus: Refactor hfi_sys_get_property

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Date: Tue, 18 Jun 2024 17:56:12 +0530
From: Vikash Garodia <quic_vgarodia@...cinc.com>
To: Ricardo Ribalda <ribalda@...omium.org>,
        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>,
        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>
Subject: Re: [PATCH v3 16/18] media: venus: Refactor hfi_sys_get_property_pkt


On 5/28/2024 2:39 AM, Ricardo Ribalda wrote:
> Replace a single length element array with an element.
> 
> This fixes the following cocci warning:
> drivers/media/platform/qcom/venus/hfi_cmds.h:77:5-9: 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@...omium.org>
> ---
>  drivers/media/platform/qcom/venus/hfi_cmds.c | 2 +-
>  drivers/media/platform/qcom/venus/hfi_cmds.h | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
> index 75f4a3d3e748..0a4de8ca1df5 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.c
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
> @@ -156,7 +156,7 @@ void pkt_sys_image_version(struct hfi_sys_get_property_pkt *pkt)
>  	pkt->hdr.size = sizeof(*pkt);
>  	pkt->hdr.pkt_type = HFI_CMD_SYS_GET_PROPERTY;
>  	pkt->num_properties = 1;
> -	pkt->data[0] = HFI_PROPERTY_SYS_IMAGE_VERSION;
> +	pkt->data = HFI_PROPERTY_SYS_IMAGE_VERSION;
>  }
>  
>  int pkt_session_init(struct hfi_session_init_pkt *pkt, void *cookie,
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.h b/drivers/media/platform/qcom/venus/hfi_cmds.h
> index 2c56ae303989..f91bc9087643 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.h
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.h
> @@ -74,7 +74,7 @@ struct hfi_sys_set_property_pkt {
>  struct hfi_sys_get_property_pkt {
>  	struct hfi_pkt_hdr hdr;
>  	u32 num_properties;
> -	u32 data[1];
> +	u32 data;
>  };
>  
>  struct hfi_sys_ping_pkt {
> 
>
Acked-by: Vikash Garodia <quic_vgarodia@...cinc.com>