[PATCH] s390: scsi: zfcp_aux.c: Cleaning up missing null-terminate after strncpy call

[Rickard Strandqvist]

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@xxxxxxxxxxxxxxxxxx>
---
 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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