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Message-Id: <1401917471-2869-1-git-send-email-rickard_strandqvist@spectrumdigital.se>
Date:	Wed,  4 Jun 2014 23:31:11 +0200
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Steffen Maier <maier@...ux.vnet.ibm.com>, linux390@...ibm.com
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] s390: scsi: zfcp_aux.c:  Cleaning up missing null-terminate after strncpy call

Added a guaranteed null-terminate after call to strncpy.

This was partly found using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 drivers/s390/scsi/zfcp_aux.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 8004b07..138b84a 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -102,6 +102,7 @@ static void __init zfcp_init_device_setup(char *devstr)
 	if (!token || strlen(token) >= ZFCP_BUS_ID_SIZE)
 		goto err_out;
 	strncpy(busid, token, ZFCP_BUS_ID_SIZE);
+	busid[sizeof(busid) - 1] = '\0';
 
 	token = strsep(&str, ",");
 	if (!token || kstrtoull(token, 0, (unsigned long long *) &wwpn))
-- 
1.7.10.4

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