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Wed, 17 Aug 2022 20:03:38 +0000 (GMT) Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CAE446E04E; Wed, 17 Aug 2022 20:03:37 +0000 (GMT) Received: from slate16.aus.stglabs.ibm.com (unknown [9.160.23.1]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 17 Aug 2022 20:03:37 +0000 (GMT) From: Eddie James To: linux-integrity@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Alexander.Steffen@infineon.com, jgg@ziepe.ca, jarkko@kernel.org, peterhuewe@gmx.de, joel@jms.id.au, Eddie James Subject: [PATCH] tpm: tis_i2c: Fix sanity check interrupt enable mask Date: Wed, 17 Aug 2022 15:03:33 -0500 Message-Id: <20220817200333.305264-1-eajames@linux.ibm.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 03ACpAjt4_Dw7t6To8DmMaTFR1wcpBWC X-Proofpoint-ORIG-GUID: ru2K3RYWGUsaCpUC9xEEwhTC9JXc9bdr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-17_13,2022-08-16_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1011 mlxlogscore=910 impostorscore=0 phishscore=0 priorityscore=1501 spamscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2207270000 definitions=main-2208170075 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The sanity check mask for TPM_INT_ENABLE register was off by 8 bits, resulting in failure to probe if the TPM_INT_ENABLE register was a valid value. Fixes: bbc23a07b072 ("tpm: Add tpm_tis_i2c backend for tpm_tis_core") Signed-off-by: Eddie James --- drivers/char/tpm/tpm_tis_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/tpm/tpm_tis_i2c.c b/drivers/char/tpm/tpm_tis_i2c.c index 0692510dfcab..635a69dfcbbd 100644 --- a/drivers/char/tpm/tpm_tis_i2c.c +++ b/drivers/char/tpm/tpm_tis_i2c.c @@ -49,7 +49,7 @@ /* Masks with bits that must be read zero */ #define TPM_ACCESS_READ_ZERO 0x48 -#define TPM_INT_ENABLE_ZERO 0x7FFFFF6 +#define TPM_INT_ENABLE_ZERO 0x7FFFFF60 #define TPM_STS_READ_ZERO 0x23 #define TPM_INTF_CAPABILITY_ZERO 0x0FFFF000 #define TPM_I2C_INTERFACE_CAPABILITY_ZERO 0x80000000 -- 2.31.1