From: sgakerru <sulmpx60@yandex.ru>
Date: Tue, 17 Dec 2024 15:10:13 +0000 (+0400)
Subject: lib/list.c: free_list(): Add function
X-Git-Tag: 4.19.0-rc1~93
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=04cadad0938d3205db3779eab6ea96d930617ebe;p=thirdparty%2Fshadow.git

lib/list.c: free_list(): Add function
---

diff --git a/lib/list.c b/lib/list.c
index 097d22a68..e411307d3 100644
--- a/lib/list.c
+++ b/lib/list.c
@@ -157,6 +157,17 @@ dup_list(char *const *list)
 	return tmp;
 }
 
+/*
+ * free_list - free input list
+ */
+void
+free_list(char **list)
+{
+	for (size_t i = 0; list[i] != NULL; i++)
+		free(list[i]);
+	list[0] = NULL;
+}
+
 /*
  * Check if member is part of the input list
  * The input list is not modified, but in order to allow the use of this
diff --git a/lib/prototypes.h b/lib/prototypes.h
index 760225767..0a951f880 100644
--- a/lib/prototypes.h
+++ b/lib/prototypes.h
@@ -201,6 +201,7 @@ extern void setup_limits (const struct passwd *);
 extern /*@only@*/char **add_list (/*@returned@*/ /*@only@*/char **, const char *);
 extern /*@only@*/char **del_list (/*@returned@*/ /*@only@*/char **, const char *);
 extern /*@only@*/char **dup_list (char *const *);
+extern void free_list (char **);
 extern bool is_on_list (char *const *list, const char *member);
 extern /*@only@*/char **comma_to_list (const char *);