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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-kernel@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-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI4MDAyMyBTYWx0ZWRfX4IAn0zMyO2Il AqgxxAzpQtP30m7mQL3XZSIljjhG3HS8b5xOfQd1FJs8gCe03If1oiJzwIvg1dDyFOqpfxc/tQ7 fPdOHekq9a3spsLcdmTn7YDjnFii1ajmvcJ+6e4jmKpny988gYWo7tOIaj9SZ4PaE/cypPJUhZ1 KCGi2oS667dMAPWHiyvaiS45oMtLng6QTcLwiRq5HTfBbVN91OxAa4PusHb9QXnQwS1dQJcUk8g 2IgF/tBvFVzaR9/Pb9bL66Cj4mo50puJW4vEGUHFJlIscE0Loc96ZPXgA47wwY+VaPI7q/MDXpM 4PrL40FCdNRRR9zd2p/9/64xYrgPu5l/O8Jzzwkp/Tlx7PrNj3rVzejYmTEOSXGffW5a4z6AOxI 02JDoi7rhsunJMAkqy69j18gVnFzDXqOxwsprpN0M0JtmySPHaQZuWJHegT+Z4ubIx+3Psw5QHf Dc2yPWKSLqAuTK1lUoA== X-Authority-Analysis: v=2.4 cv=V69NF+ni c=1 sm=1 tr=0 ts=69f01d62 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=rJ_IYOnZYG8bJ-BjWygA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-GUID: 4FJBn7DVNewWSy5np-wZWBP5jibJkTI_ X-Proofpoint-ORIG-GUID: 4FJBn7DVNewWSy5np-wZWBP5jibJkTI_ 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 malwarescore=0 clxscore=1015 suspectscore=0 adultscore=0 spamscore=0 phishscore=0 priorityscore=1501 bulkscore=0 impostorscore=0 lowpriorityscore=0 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