From 290d1c0534c1bb2b29341aae1694b9587cd76483 Mon Sep 17 00:00:00 2001
From: Jeff Squyres <jsquyres@cisco.com>
Date: Wed, 17 Oct 2018 08:57:30 -0700
Subject: [PATCH] opal/os_path: fix minor string overrun

This is a follow on to 54ca3310ea35b7dc857afc59e00ffbb8f57e15ec to fix
a minor bug identified by Coverity.

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
---
 opal/util/os_path.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/opal/util/os_path.c b/opal/util/os_path.c
index 5a29e9767c..8eb54f43f7 100644
--- a/opal/util/os_path.c
+++ b/opal/util/os_path.c
@@ -59,7 +59,7 @@ char *opal_os_path(int relative, ...)
     	if (relative) {
             path[0] = '.';
         }
-        strncat(path, path_sep, len);
+        strncat(path, path_sep, len - 1);
     	return(path);
     }