Re: [PATCH v3 12/18] media: venus: Refactor struct hfi_session_get_property_pkt

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On 5/28/2024 2:39 AM, Ricardo Ribalda wrote:
> The struct hfi_session_get_property_pkt is always used to fectch a
> single property. Make that explicit in the code and avoid a single
> element array at the end of the struct.
> 
> This change fixes the following cocci warning:
> drivers/media/platform/qcom/venus/hfi_cmds.h:194:5-9: WARNING use flexible-array member instead (https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays)
> 
> Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
> ---
>  drivers/media/platform/qcom/venus/hfi_cmds.c | 4 ++--
>  drivers/media/platform/qcom/venus/hfi_cmds.h | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.c b/drivers/media/platform/qcom/venus/hfi_cmds.c
> index 3418d2dd9371..75f4a3d3e748 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.c
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.c
> @@ -402,7 +402,7 @@ static int pkt_session_get_property_1x(struct hfi_session_get_property_pkt *pkt,
>  	pkt->shdr.hdr.pkt_type = HFI_CMD_SESSION_GET_PROPERTY;
>  	pkt->shdr.session_id = hash32_ptr(cookie);
>  	pkt->num_properties = 1;
> -	pkt->data[0] = ptype;
> +	pkt->data = ptype;
>  
>  	return 0;
>  }
> @@ -1110,7 +1110,7 @@ pkt_session_get_property_3xx(struct hfi_session_get_property_pkt *pkt,
>  
>  	switch (ptype) {
>  	case HFI_PROPERTY_CONFIG_VDEC_ENTROPY:
> -		pkt->data[0] = HFI_PROPERTY_CONFIG_VDEC_ENTROPY;
> +		pkt->data = HFI_PROPERTY_CONFIG_VDEC_ENTROPY;
>  		break;
>  	default:
>  		ret = pkt_session_get_property_1x(pkt, cookie, ptype);
> diff --git a/drivers/media/platform/qcom/venus/hfi_cmds.h b/drivers/media/platform/qcom/venus/hfi_cmds.h
> index 6dff949c4402..f5708fdfb197 100644
> --- a/drivers/media/platform/qcom/venus/hfi_cmds.h
> +++ b/drivers/media/platform/qcom/venus/hfi_cmds.h
> @@ -191,7 +191,7 @@ struct hfi_session_resume_pkt {
>  struct hfi_session_get_property_pkt {
>  	struct hfi_session_hdr_pkt shdr;
>  	u32 num_properties;
> -	u32 data[1];
> +	u32 data;
>  };
>  
>  struct hfi_session_release_buffer_pkt {
> 
Acked-by: Vikash Garodia <quic_vgarodia@xxxxxxxxxxx>




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