From 97bb5b2b6dda6cafb723ecf0701c1499ac06097c Mon Sep 17 00:00:00 2001
From: rahul <rahul1809>
Date: Mon, 22 Jan 2018 17:05:52 +0530
Subject: [PATCH 1/2] added a check to avoid freeing null pointer

---
 src/newusers.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/newusers.c b/src/newusers.c
index c38aec4b..664313fc 100644
--- a/src/newusers.c
+++ b/src/newusers.c
@@ -290,6 +290,7 @@ static int add_group (const char *name, const char *gid, gid_t *ngid, uid_t uid)
 		fprintf (stderr,
 		         _("%s: invalid group name '%s'\n"),
 		         Prog, grent.gr_name);
+		if (grent.gr_name)
 		free (grent.gr_name);
 		return -1;
 	}

From bb47fdf25e5a4272c25935ff2c45657c20bfec6e Mon Sep 17 00:00:00 2001
From: rahul <rahul1809>
Date: Mon, 22 Jan 2018 17:07:27 +0530
Subject: [PATCH 2/2] indentation fix

---
 src/newusers.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/newusers.c b/src/newusers.c
index 664313fc..ac80f548 100644
--- a/src/newusers.c
+++ b/src/newusers.c
@@ -291,7 +291,7 @@ static int add_group (const char *name, const char *gid, gid_t *ngid, uid_t uid)
 		         _("%s: invalid group name '%s'\n"),
 		         Prog, grent.gr_name);
 		if (grent.gr_name)
-		free (grent.gr_name);
+			free (grent.gr_name);
 		return -1;
 	}