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Mon, 01 Jun 2026 06:16:12 -0700 (PDT) X-Received: by 2002:a05:6a20:4303:b0:3b3:223f:d3fc with SMTP id adf61e73a8af0-3b42826287dmr11259951637.45.1780319772537; Mon, 01 Jun 2026 06:16:12 -0700 (PDT) Received: from [192.168.11.104] ([124.123.82.179]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c8591b76862sm6464766a12.3.2026.06.01.06.16.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 01 Jun 2026 06:16:11 -0700 (PDT) Message-ID: <271bd9ed-bc77-4910-81d9-7f1f1f077def@oss.qualcomm.com> Date: Mon, 1 Jun 2026 18:46:07 +0530 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: [PATCH ath-next 0/2] wifi: ath11k: dp rx sanity checks for invalid length in error paths To: Miaoqing Pan , jjohnson@kernel.org Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260512022351.2033155-1-miaoqing.pan@oss.qualcomm.com> From: Rameshkumar Sundaram Content-Language: en-US In-Reply-To: <20260512022351.2033155-1-miaoqing.pan@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=AP3YypGC c=1 sm=1 tr=0 ts=6a1d861d cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=ZCREz13nqshT/on6E9YcPw==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=EUspDBNiAAAA:8 a=IFtaPKmWozPZQlw0T4YA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjAxMDEzMSBTYWx0ZWRfXz7GWjZVY5/lD OaFiiyvSyeqaPqPrE9I2UBf/LA+aqHdixItjpnO/AEnA3V2ixHT/2aGrlMBvAZh8Xqf06ISfEQ4 ZT6PDiguPqpLZp+lIhFTTr3zpNiPSrKyg8TQUhPVgdur1txo0ddeFc/3iDhupOMx2FmwcL9DaOU wx62F2N4FoPLSd9J74TMXq/48DwTKbnTRusOY+ZrwxpQl9vWrSq7NZOZ0xJmSwn6tyj5bj4xt5h 0bLTTwSJRFDOIcj7osUEQxrWzFLNQriozlZHL1a0dU4rVxKA/vbDp+pH3OJIogAdWDMECMKxbJo d2tnlaTMnwhUtmI3cNwNlg8VdvFBWEd1ZSmdK/IAL+nhWD/nh8vCEX0IoZmoOYwSWASs4+7aPFW Bs1Xne+PHPuZHLiY+LpqpbL52LrHvudr/gm6aRo0jNzWQmSjUEyXjWp9i8s/24z5wHN9p1+2uIP lAlciurQPjuyFk/UsLg== X-Proofpoint-GUID: InuYwVhUVnwPznpCM9VgLtMEDH6cJ2-d X-Proofpoint-ORIG-GUID: InuYwVhUVnwPznpCM9VgLtMEDH6cJ2-d X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-01_03,2026-05-28_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 suspectscore=0 malwarescore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606010131 On 5/12/2026 7:53 AM, Miaoqing Pan wrote: > This patch series adds two defensive sanity checks in ath11k DP RX > handling to prevent invalid memory access when hardware/descriptor > contents are unexpected, especially in WBM error scenarios. > > Signed-off-by: Miaoqing Pan > --- > Miaoqing Pan (2): > wifi: ath11k: fix invalid data access in ath11k_dp_rx_h_undecap_nwifi > wifi: ath11k: add MSDU length validation for TKIP MIC error > > drivers/net/wireless/ath/ath11k/dp_rx.c | 59 +++++++++++++++++++++++-- > 1 file changed, 56 insertions(+), 3 deletions(-) > > > base-commit: 7b25796f571fc09a7aa6fe7efb23edccd326917d Reviewed-by: Rameshkumar Sundaram