From 0a45a7a19e304a578ddb52f18e071bfa0e8adaae Mon Sep 17 00:00:00 2001
From: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
Date: Tue, 5 May 2015 14:29:14 +0200
Subject: [PATCH] test/librbd/fsx.cc: fix BUFFER_SIZE_WARNING

CID 1296375 (#1 of 1): Buffer not null terminated (BUFFER_SIZE_WARNING)
 buffer_size_warning: Calling strncpy with a maximum size argument of
 1024 bytes on destination array logfile of size 1024 bytes might leave
 the destination string unterminated.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>
---
 src/test/librbd/fsx.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/test/librbd/fsx.cc b/src/test/librbd/fsx.cc
index 97716101d2a95..da93263d22990 100644
--- a/src/test/librbd/fsx.cc
+++ b/src/test/librbd/fsx.cc
@@ -2126,7 +2126,8 @@ main(int argc, char **argv)
 				prt("file name to long\n");
 				exit(1);
 			}
-			strncpy(logfile, dirpath, sizeof(logfile));
+			strncpy(logfile, dirpath, sizeof(logfile)-1);
+			logfile[sizeof(logfile)-1] = '\0';
 			if (strlen(logfile) < sizeof(logfile)-2) {
 				strcat(logfile, "/");
 			} else {