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Wed, 19 Jun 2024 22:34:49 +0000 (GMT) Message-ID: <9e167f3e-cd81-45ab-bd34-939f516b05a4@linux.ibm.com> Date: Wed, 19 Jun 2024 18:34:49 -0400 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] tpm: ibmvtpm: Call tpm2_sessions_init() to initialize session support To: linux-integrity@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, jarkko@kernel.org References: <20240617193408.1234365-1-stefanb@linux.ibm.com> Content-Language: en-US From: Stefan Berger In-Reply-To: <20240617193408.1234365-1-stefanb@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: U2oBWoZBpMZVmVt1GDA2XpYdb07ojIV_ X-Proofpoint-GUID: U2oBWoZBpMZVmVt1GDA2XpYdb07ojIV_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-19_02,2024-06-19_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 priorityscore=1501 lowpriorityscore=0 impostorscore=0 malwarescore=0 adultscore=0 clxscore=1015 mlxscore=0 mlxlogscore=999 suspectscore=0 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2406190169 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: naveen.n.rao@linux.ibm.com, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Jarkko, are you ok with this patch? Stefan On 6/17/24 15:34, Stefan Berger wrote: > Fix the following type of error message caused by a missing call to > tpm2_sessions_init() in the IBM vTPM driver: > > [ 2.987131] tpm tpm0: tpm2_load_context: failed with a TPM error 0x01C4 > [ 2.987140] ima: Error Communicating to TPM chip, result: -14 > > Fixes: d2add27cf2b8 ("tpm: Add NULL primary creation") > Signed-off-by: Stefan Berger > --- > drivers/char/tpm/tpm_ibmvtpm.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/char/tpm/tpm_ibmvtpm.c b/drivers/char/tpm/tpm_ibmvtpm.c > index d3989b257f42..1e5b107d1f3b 100644 > --- a/drivers/char/tpm/tpm_ibmvtpm.c > +++ b/drivers/char/tpm/tpm_ibmvtpm.c > @@ -698,6 +698,10 @@ static int tpm_ibmvtpm_probe(struct vio_dev *vio_dev, > rc = tpm2_get_cc_attrs_tbl(chip); > if (rc) > goto init_irq_cleanup; > + > + rc = tpm2_sessions_init(chip); > + if (rc) > + goto init_irq_cleanup; > } > > return tpm_chip_register(chip);