shared: strv - add strv_clear()

This frees the elements of the strv without freeing the strv itself.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/shared/strv.c b/src/shared/strv.c
index fdb658c0a3..f86dddaf81 100644
--- a/src/shared/strv.c
+++ b/src/shared/strv.c
@@ -69,7 +69,7 @@ char *strv_find_startswith(char **l, const char *name) {
         return NULL;
 }
 
-void strv_free(char **l) {
+void strv_clear(char **l) {
         char **k;
 
         if (!l)
@@ -78,6 +78,11 @@ void strv_free(char **l) {
         for (k = l; *k; k++)
                 free(*k);
 
+        *l = NULL;
+}
+
+void strv_free(char **l) {
+        strv_clear(l);
         free(l);
 }