From 525d3cc746a037e8cc6b2e0ebaaf76a51856fa6b Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 9 Sep 2015 23:12:07 +0200
Subject: tree-wide: take benefit of the fact that hashmap_free() returns NULL

And set_free() too.

Another Coccinelle patch.
---
 src/core/swap.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'src/core/swap.c')

diff --git a/src/core/swap.c b/src/core/swap.c
index 311ce7ee04..bef457069f 100644
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -1254,8 +1254,7 @@ static void swap_shutdown(Manager *m) {
 
         m->proc_swaps = safe_fclose(m->proc_swaps);
 
-        hashmap_free(m->swaps_by_devnode);
-        m->swaps_by_devnode = NULL;
+        m->swaps_by_devnode = hashmap_free(m->swaps_by_devnode);
 }
 
 static int swap_enumerate(Manager *m) {
-- 
cgit v1.2.3-54-g00ecf