New upstream version 4.9upstream/4.9

1 files changed, 6 insertions, 0 deletions

diff --git a/src/faillog.c b/src/faillog.c
index 1309dad4..d09f1511 100644
--- a/src/faillog.c
+++ b/src/faillog.c
@@ -62,6 +62,7 @@ static void reset (void);
  * Global variables
  */
 const char *Prog;		/* Program name */
+FILE *shadow_logfd = NULL;
 static FILE *fail;		/* failure file stream */
 static time_t seconds;		/* that number of days in seconds */
 static unsigned long umin;	/* if uflg and has_umin, only display users with uid >= umin */
@@ -163,6 +164,10 @@ static void print_one (/*@null@*/const struct passwd *pw, bool force)
 	}
 
 	tm = localtime (&fl.fail_time);
+	if (!tm) {
+		fprintf (stderr, "Cannot read time from faillog.\n");
+		return;
+	}
 #ifdef HAVE_STRFTIME
 	strftime (ptime, sizeof (ptime), "%D %H:%M:%S %z", tm);
 	cp = ptime;
@@ -569,6 +574,7 @@ int main (int argc, char **argv)
 	 * most error messages.
 	 */
 	Prog = Basename (argv[0]);
+	shadow_logfd = stderr;
 
 	(void) setlocale (LC_ALL, "");
 	(void) bindtextdomain (PACKAGE, LOCALEDIR);