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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-36490cb3f98sm328583a91.13.2026.04.27.19.37.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Apr 2026 19:37:21 -0700 (PDT) Message-ID: <263f598b-93e8-483e-95b6-3ba9b19ee8f9@oss.qualcomm.com> Date: Tue, 28 Apr 2026 10:37:17 +0800 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHv2 ath-next] wifi: ath11k: use kzalloc_flex To: Rosen Penev , linux-wireless@vger.kernel.org Cc: Jeff Johnson , Kees Cook , "Gustavo A. R. Silva" , "open list:QUALCOMM ATHEROS ATH11K WIRELESS DRIVER" , open list , open "list:KERNEL" HARDENING "(not" covered by other "areas):Keyword:b__counted_by(_le|_be)?b" References: <20260421231205.77361-1-rosenp@gmail.com> From: Baochen Qiang Content-Language: en-US In-Reply-To: <20260421231205.77361-1-rosenp@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=YcWNIQRf c=1 sm=1 tr=0 ts=69f01d63 cx=c_pps a=0uOsjrqzRL749jD1oC5vDA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=rJ_IYOnZYG8bJ-BjWygA:9 a=QEXdDO2ut3YA:10 a=mQ_c8vxmzFEMiUWkPHU9:22 X-Proofpoint-GUID: NidN74s3-mpqoQME-XTqucst_4B-7n7W X-Proofpoint-ORIG-GUID: NidN74s3-mpqoQME-XTqucst_4B-7n7W X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI4MDAyMyBTYWx0ZWRfX1uFyqRJa+Tvc 0rY+zjvl43wA2pYbIalDPOVX2GTwgUO5Zae+HLdVaU2pFPyMHb2qJCcy2IHoTpC6MiTYV4wHdfD v2o47yR7S3CRT4WPG+j1e+zSFWQMX6mb550aZopDPJcUBs9d4f9vRAHRPJ5fBEAzBC+JnnEHqjF Ug16Y4mOLs319Fa3aOWb5mDM7qYR7Ouxx2KSU/pGSLP1qNA7uKvwXAxER4Km3ygUHY+h1grG8ct kgie/qCUtMwUr5vXvu8lgaKORqRiyXp3OskWwoUnoJP0YxdiHr6tUlCOmsGkSc8E3e4K+jMXAdm 2qQt6KHthuBssG5sY7T3SBdz+bTW6BcRv/J3rHBraagRQDMhs+bnBGGKWNJLziplHGmbBg/c8Qa bA9Bb8sMuWP6MWaNez5LUXHrUQZ2SLyTxV+Q0DOImtayESuJkUeksWhmh+ouu8kEHWKqTNPqh+7 U98l1H322gXPJS8SiGg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-27_04,2026-04-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 clxscore=1015 spamscore=0 malwarescore=0 adultscore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604280023 On 4/22/2026 7:12 AM, Rosen Penev wrote: > Convert kzalloc_obj + kcalloc to kzalloc_flex to save an allocation. > > Add __counted_by to get extra runtime analysis. Move counting variable > assignment immediately after allocation before any potential accesses. > kzalloc_flex does this anyway for GCC >= 15. > > Signed-off-by: Rosen Penev Reviewed-by: Baochen Qiang