strv: return NULL from strv_free()

[elogind.git] / src / shared / strv.c

diff --git a/src/shared/strv.c b/src/shared/strv.c
index ee45ad1d0f3bb434044462696f675432e28c3ed4..8c6ba6a6336c1e252218c1c8b6109b81e77e37a1 100644 (file)
--- a/src/shared/strv.c
+++ b/src/shared/strv.c
@@ -80,9 +80,10 @@ void strv_clear(char **l) {
         *l = NULL;
 }
 
-void strv_free(char **l) {
+char **strv_free(char **l) {
         strv_clear(l);
         free(l);
+        return NULL;
 }
 
 char **strv_copy(char * const *l) {