linux-kernel - [PATCH] tpm_tis_core: Set TPM_CHIP_FLAG

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20190830000906.2369009-1-stefanb@linux.vnet.ibm.com>
Date:   Thu, 29 Aug 2019 20:09:06 -0400
From:   Stefan Berger <stefanb@...ux.vnet.ibm.com>
To:     jarkko.sakkinen@...ux.intel.com
Cc:     linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-integrity@...r.kernel.org,
        Stefan Berger <stefanb@...ux.ibm.com>,
        linux-stable@...r.kernel.org
Subject: [PATCH] tpm_tis_core: Set TPM_CHIP_FLAG_IRQ before probing for interrupts

From: Stefan Berger <stefanb@...ux.ibm.com>

The tpm_tis_core has to set the TPM_CHIP_FLAG_IRQ before probing for
interrupts since there is no other place in the code that would set
it.

Cc: linux-stable@...r.kernel.org
Fixes: 570a36097f30 ("tpm: drop 'irq' from struct tpm_vendor_specific")
Signed-off-by: Stefan Berger <stefanb@...ux.ibm.com>
---
 drivers/char/tpm/tpm_tis_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index ffa9048d8f6c..270f43acbb77 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -981,6 +981,7 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
 		}
 
 		tpm_chip_start(chip);
+		chip->flags |= TPM_CHIP_FLAG_IRQ;
 		if (irq) {
 			tpm_tis_probe_irq_single(chip, intmask, IRQF_SHARED,
 						 irq);
-- 
2.14.5