linux-kernel - [PATCH] tpm: remove a misleading error message from tpm_get

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Message-Id: <20171023113155.12921-1-jarkko.sakkinen@linux.intel.com>
Date:   Mon, 23 Oct 2017 13:31:55 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     linux-integrity@...r.kernel.org
Cc:     linux-security-module@...r.kernel.org,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        Peter Huewe <peterhuewe@....de>,
        Marcel Selhorst <tpmdd@...horst.net>,
        Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
        tpmdd-devel@...ts.sourceforge.net (moderated list:TPM DEVICE DRIVER),
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH] tpm: remove a misleading error message from tpm_get_timeouts()

tpm_transmit_cmd() takes care of printing a TPM error whereas the print
statement in tpm_get_timeouts() either duplicates its behavior or prints
a system error code still saying that it is a TPM error code.

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
---
 drivers/char/tpm/tpm-interface.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c
index ebe0a1d36d8c..d8e2e5bca903 100644
--- a/drivers/char/tpm/tpm-interface.c
+++ b/drivers/char/tpm/tpm-interface.c
@@ -664,13 +664,6 @@ int tpm_get_timeouts(struct tpm_chip *chip)
 				sizeof(cap.timeout));
 	}
 
-	if (rc) {
-		dev_err(&chip->dev,
-			"A TPM error (%zd) occurred attempting to determine the timeouts\n",
-			rc);
-		return rc;
-	}
-
 	timeout_old[0] = jiffies_to_usecs(chip->timeout_a);
 	timeout_old[1] = jiffies_to_usecs(chip->timeout_b);
 	timeout_old[2] = jiffies_to_usecs(chip->timeout_c);
-- 
2.14.1