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[79.144.189.125]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47a7d367dfbsm13488995e9.2.2025.12.08.23.46.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Dec 2025 23:46:13 -0800 (PST) From: Jorge Ramirez-Ortiz To: jorge.ramirez@oss.qualcomm.com, andersson@kernel.org, konradybcio@kernel.org Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] soc: qcom: smem: handle ENOMEM error during probe Date: Tue, 9 Dec 2025 08:45:37 +0100 Message-ID: <20251209074610.3751781-1-jorge.ramirez@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authority-Analysis: v=2.4 cv=OPQqHCaB c=1 sm=1 tr=0 ts=6937d3c7 cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=QCpOfKHlYVe8AePir1+hrw==:17 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=CavFr5ZQKKrJYSdha9UA:9 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjA5MDA1OCBTYWx0ZWRfX0Wvyq1oxGTyl U+5EB73IFNCtzaDGah/CKkn1LibVvhnyJVrzF0WMJahgckqdVK52lie0TC+O5iaBvuIQqvaPuOa zxNAA3IhjzPKcQoKw5Xj2EA5u/r0rXpgrvRZVtSwBCTFWDTaUQZ3MskUwCuE08KZ9v2s3P0z+13 ztpyRS7yZu12u4NbxCj+ZEGHiJkpNTWjA/25zfnG39nyDLg+2NC1o2j8q43+3FdgMmxehooFPJe j8pgeQxUkTcFroqoCsX5tCEMUStgBhC8wk0+CJplmZUIUlLIAg0qII/gZTn1Es4b+YEhYCG/7HH hPu0KSX7rXuEHKLM2lvTU1Nl3N9ZzURA4o2MM0zGcY7oVSsDBcAbMA2NM/FCz7qO530dXh2o64T O2uGtj8kFi9RHMjlKyvnNtCK9BSTnA== X-Proofpoint-ORIG-GUID: K8qCxit2C-aLZ8i2K3ckT3YbwYHhgMOs X-Proofpoint-GUID: K8qCxit2C-aLZ8i2K3ckT3YbwYHhgMOs 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=2025-12-09_01,2025-12-04_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 clxscore=1015 priorityscore=1501 adultscore=0 bulkscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 impostorscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512090058 Content-Type: text/plain; charset="utf-8" Fail the driver probe if the region can't be mapped Signed-off-by: Jorge Ramirez-Ortiz Reviewed-by: Dmitry Baryshkov --- drivers/soc/qcom/smem.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c index c4c45f15dca4..e91dfc123af2 100644 --- a/drivers/soc/qcom/smem.c +++ b/drivers/soc/qcom/smem.c @@ -1215,7 +1215,9 @@ static int qcom_smem_probe(struct platform_device *pd= ev) smem->item_count =3D qcom_smem_get_item_count(smem); break; case SMEM_GLOBAL_HEAP_VERSION: - qcom_smem_map_global(smem, size); + ret =3D qcom_smem_map_global(smem, size); + if (ret < 0) + return ret; smem->item_count =3D SMEM_ITEM_COUNT; break; default: --=20 2.43.0