Merge pull request #93 from rahul1809/master

Double freeing up pointers , Causing Segmentation fault
2018-02-19 14:45:13 -06:00 · 2018-02-19 14:45:13 -06:00 · 5f3e3c2c62
commit 5f3e3c2c62
parent c53e4c1d77 bb47fdf25e
1 changed files with 2 additions and 1 deletions
--- a/src/newusers.c
+++ b/src/newusers.c
@ -290,7 +290,8 @@ 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);
-		free (grent.gr_name);
+		if (grent.gr_name)
+			free (grent.gr_name);
 		return -1;
 	}