linux-kernel - [PATCH 1/4] char/tpm: Delete an error message for a failed memory allocation in tpm_ascii_bios_measurements

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Message-ID: <caf93a65-469a-04f0-2e7b-5c03b43585e0@users.sourceforge.net>
Date:   Mon, 16 Oct 2017 19:31:49 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-integrity@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Corentin Labbe <clabbe.montjoie@...il.com>,
        Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
        Jerry Snitselaar <jsnitsel@...hat.com>,
        Kenneth Goldman <kgold@...ux.vnet.ibm.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nayna Jain <nayna@...ux.vnet.ibm.com>,
        Paul Mackerras <paulus@...ba.org>,
        Peter Hüwe <PeterHuewe@....de>,
        Stefan Berger <stefanb@...ux.vnet.ibm.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 1/4] char/tpm: Delete an error message for a failed memory
 allocation in tpm_ascii_bios_measurements_show()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Mon, 16 Oct 2017 17:43:55 +0200

Omit an extra message for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/char/tpm/tpm1_eventlog.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/char/tpm/tpm1_eventlog.c b/drivers/char/tpm/tpm1_eventlog.c
index 9a8605e500b5..9749469cb823 100644
--- a/drivers/char/tpm/tpm1_eventlog.c
+++ b/drivers/char/tpm/tpm1_eventlog.c
@@ -280,11 +280,8 @@ static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v)
 	    (unsigned char *)(v + sizeof(struct tcpa_event));
 
 	eventname = kmalloc(MAX_TEXT_EVENT, GFP_KERNEL);
-	if (!eventname) {
-		printk(KERN_ERR "%s: ERROR - No Memory for event name\n ",
-		       __func__);
+	if (!eventname)
 		return -EFAULT;
-	}
 
 	/* 1st: PCR */
 	seq_printf(m, "%2d ", do_endian_conversion(event->pcr_index));
-- 
2.14.2