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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29651cb47dbsm156444415ad.96.2025.11.10.13.29.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Nov 2025 13:29:28 -0800 (PST) From: Amirreza Zarrabi Date: Mon, 10 Nov 2025 13:28:32 -0800 Subject: [PATCH] tee: qcom: initialize result before use in release worker Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251110-qcom-tee-fix-warning-v1-1-d962f99f385d@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIAP9YEmkC/x2MQQqAIBAAvyJ7biGtSPpKdBDdag9paVQQ/j3pO AwzLySKTAkG8UKkixMHX0BWAuxq/ELIrjCoWnVSyhoPGzY8iXDmB28TPfsFG9dp17dGKaehpHu kov/tOOX8ATQgbvZmAAAA To: Jens Wiklander , Sumit Garg Cc: linux-arm-msm@vger.kernel.org, op-tee@lists.trustedfirmware.org, linux-kernel@vger.kernel.org, Dan Carpenter , Amirreza Zarrabi X-Mailer: b4 0.13.0 X-Proofpoint-GUID: ejbpSV6Csw6viJ9OTYQX1tvXzTwf7cfG X-Authority-Analysis: v=2.4 cv=PL4COPqC c=1 sm=1 tr=0 ts=6912593a cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=KKAkSRfTAAAA:8 a=hYfsqUzT0y0sb8bvQO0A:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTEwMDE4MyBTYWx0ZWRfX45Ge+hz2cPY8 RerNQ9qAsT09YHxUllBuG2Ebhlkkg+WUhsNLgQp6iRKma0mxKe0yL6cuqtFj+wgvx05UrBfXSC1 UsN33hGUjWaZeASmNG9SXuPn+14agyDYZW2tuL99Z1iYYToOf6K5/SbxzO/Q+4YYiQ99cifXRwh g6WpQZ0oizkVM2ozrQlE1A8E7nHUrVe0+CKVz3dLW1eXOANJInkv8JyJa77qsr2QUdWDHj1o2cy y/7FPMaevA5b5YxROhFvXz3OlUCYH0iSTcEfcp+A+OSst8xCVnK5e4noOg2j0Wl0JRsjw6mhGqd xSzNvldxM2h9jfxew5/Qcs2NRhUAG0c5qNX0FzTwlj/9WyXt+RHp51TaMPzLwysVMu44hIAxToZ dB6JKTUg8TCzN5fu70B3h7m+AnBMqg== X-Proofpoint-ORIG-GUID: ejbpSV6Csw6viJ9OTYQX1tvXzTwf7cfG X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-10_07,2025-11-10_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 malwarescore=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 adultscore=0 bulkscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511100183 Initialize result to 0 so the error path doesn't read it uninitialized when the invoke fails. Fixes a Smatch warning. Reported-by: Dan Carpenter Closes: https://lore.kernel.org/op-tee/7c1e0de2-7d42-4c6b-92fe-0e4fe5d650b5@oss.qualcomm.com/ Fixes: d6e290837e50 ("tee: add Qualcomm TEE driver") Signed-off-by: Amirreza Zarrabi --- drivers/tee/qcomtee/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tee/qcomtee/core.c b/drivers/tee/qcomtee/core.c index b6715ada7700..ecd04403591c 100644 --- a/drivers/tee/qcomtee/core.c +++ b/drivers/tee/qcomtee/core.c @@ -82,7 +82,7 @@ static void qcomtee_do_release_qtee_object(struct work_struct *work) { struct qcomtee_object *object; struct qcomtee *qcomtee; - int ret, result; + int ret, result = 0; /* RELEASE does not require any argument. */ struct qcomtee_arg args[] = { { .type = QCOMTEE_ARG_TYPE_INV } }; --- base-commit: ab40c92c74c6b0c611c89516794502b3a3173966 change-id: 20251110-qcom-tee-fix-warning-3d58d74a22d8 Best regards, -- Amirreza Zarrabi