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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-af985e63730sm1174315166b.67.2025.08.11.03.36.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 11 Aug 2025 03:36:32 -0700 (PDT) Message-ID: <388af03e-a9b8-47dd-876d-104d9c549957@oss.qualcomm.com> Date: Mon, 11 Aug 2025 12:36:30 +0200 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] mtd: nand: qpic_common: use {cmd,data}_sgl_nitems for sg_init_table() To: Gabor Juhos , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra Cc: linux-mtd@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250811-qpic_common-sgl-nitems-v1-1-a71b5ece54ab@gmail.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250811-qpic_common-sgl-nitems-v1-1-a71b5ece54ab@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODEwMDA1NyBTYWx0ZWRfX9X7Z6wcRTdk+ igm/06lnLS4BdsOsCfdXGybRs/qo29yK90/6stNnM/7lTq2Zk+zY2kg2D7uG/0gNK2aEh7zes1x l8tlRhsf4SD3A7dygXM+HCojccVI7rWbZ8gl4aFTwJwysVUTgNYcjyvk5qX3L57cZEnlClp5sFc lIDHPtZTi5L8G/gNCU/7KNTNydU8PFAsd6BQzxiYSGSmH9Hgu8DNT7qhK1046gMhZH+pUf3ab2x aL0RrdbHbbvX4VD+QBd5BqCuOxdfoniFUX00UHWm3UhfoxNKMk93uFbKb8ZtnWeiDPr3IzIV549 mK2ed48hWq4PumBzYVDKRIKz7u7A/zJohtnZXCwXhiHQEQGh8S6mnKF4RDJQWjNSLffMYBVrp97 AIOUDICw X-Proofpoint-GUID: VJTODUeGjMtGaKj9pPEvACnmn61UiEDs X-Authority-Analysis: v=2.4 cv=aYNhnQot c=1 sm=1 tr=0 ts=6899c7b2 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=3CxiO8553sRBInyl-lUA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-ORIG-GUID: VJTODUeGjMtGaKj9pPEvACnmn61UiEDs X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-11_01,2025-08-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 adultscore=0 priorityscore=1501 suspectscore=0 phishscore=0 impostorscore=0 bulkscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508100057 On 8/11/25 10:30 AM, Gabor Juhos wrote: > Since commit ddaad4ad774d ("mtd: nand: qpic_common: prevent out of > bounds access of BAM arrays"), the {cmd,data}_sgl_nitems members in > the 'bam_transaction' structure are containing the number of elements > in the cmd/data scatter-gather lists. > > Change the qcom_clear_bam_transaction() function to use these numbers > while reinitializing the sg lists instead of recomputing the number of > elements to make it less error prone. > > Signed-off-by: Gabor Juhos > --- Acked-by: Konrad Dybcio Konrad