From 39f684b39a11ec619f2b26c3fede7eafd91c284c Mon Sep 17 00:00:00 2001
From: Stefan Berger <stefanb@linux.vnet.ibm.com>
Date: Mon, 14 May 2018 16:37:56 -0400
Subject: [PATCH] Do not call close() with a negative value

Check the value of *pidfilefd before calling close(*pidfilefd).

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
---
 src/swtpm/common.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/swtpm/common.c b/src/swtpm/common.c
index 1effacc..e326833 100644
--- a/src/swtpm/common.c
+++ b/src/swtpm/common.c
@@ -473,7 +473,8 @@ parse_pid_options(char *options, char **pidfile, int *pidfilefd)
 
 error:
     option_values_free(ovs);
-    close(*pidfilefd);
+    if (*pidfilefd >= 0)
+        close(*pidfilefd);
 
     return -1;
 }