From f649045c10ace1b49cb6fbefdc33747a1aab28bc Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 10 Dec 2015 11:25:14 +0100
Subject: journal: make mmap_cache_unref() a NOP when NULL is passed, like all
 other destructors

---
 src/journal/mmap-cache.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/journal/mmap-cache.c')

diff --git a/src/journal/mmap-cache.c b/src/journal/mmap-cache.c
index 5a07ddda76..eb4b092e80 100644
--- a/src/journal/mmap-cache.c
+++ b/src/journal/mmap-cache.c
@@ -348,7 +348,10 @@ static void mmap_cache_free(MMapCache *m) {
 }
 
 MMapCache* mmap_cache_unref(MMapCache *m) {
-        assert(m);
+
+        if (!m)
+                return NULL;
+
         assert(m->n_ref > 0);
 
         m->n_ref --;
-- 
cgit v1.2.3-54-g00ecf