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Tue, 18 Jun 2024 12:05:31 +0000 (GMT) Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA04.qualcomm.com (8.17.1.19/8.17.1.19) with ESMTPS id 45IC5DF8004883 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 18 Jun 2024 12:05:13 GMT Received: from [10.216.29.175] (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Tue, 18 Jun 2024 05:05:08 -0700 Message-ID: <1d952b60-7042-bef6-443d-325de75a864d@quicinc.com> Date: Tue, 18 Jun 2024 17:35:04 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH v3 12/18] media: venus: Refactor struct hfi_session_get_property_pkt Content-Language: en-US To: Ricardo Ribalda , Michael Tretter , Pengutronix Kernel Team , Mauro Carvalho Chehab , Laurent Pinchart , Michal Simek , Andy Walls , Stanimir Varbanov , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio CC: , , , , Hans Verkuil References: <20240527-cocci-flexarray-v3-0-cda09c535816@chromium.org> <20240527-cocci-flexarray-v3-12-cda09c535816@chromium.org> From: Vikash Garodia In-Reply-To: <20240527-cocci-flexarray-v3-12-cda09c535816@chromium.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: MODGFQX7B6SdwAvlK8QyA_i7yksbm3h9 X-Proofpoint-ORIG-GUID: MODGFQX7B6SdwAvlK8QyA_i7yksbm3h9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-18_02,2024-06-17_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 suspectscore=0 mlxscore=0 phishscore=0 adultscore=0 clxscore=1015 spamscore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2406180090 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 > Signed-off-by: Ricardo Ribalda > --- > 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