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From d8c33d7a4e0d9b4375159776913f5c3fd2905c21 Mon Sep 17 00:00:00 2001
From: Jan Synacek <jsynacek@redhat.com>
Date: Tue, 7 Jan 2020 11:22:26 +0100
Subject: [PATCH] journal: do not trigger assertion when journal_file_close()
 get NULL

We generally expect destructors to not complain if a NULL argument is passed.

Closes #12400.

(cherry picked from commit c377a6f3ad3d9bed4ce7e873e8e9ec6b1650c57d)
(cherry picked from commit 248925c68092bab7ce0231449176db153f55d818)
Resolves: #1807798
---
 src/journal/journal-file.c    | 3 ++-
 src/journal/journald-server.c | 7 ++-----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c
index 586f620e21..cf8dad3fcd 100644
--- a/src/journal/journal-file.c
+++ b/src/journal/journal-file.c
@@ -129,7 +129,8 @@ int journal_file_set_offline(JournalFile *f) {
 }
 
 void journal_file_close(JournalFile *f) {
-        assert(f);
+        if (!f)
+                return;
 
 #ifdef HAVE_GCRYPT
         /* Write the final tag */
diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index aaabb2f7ab..ffe2daa7be 100644
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -1933,11 +1933,8 @@ void server_done(Server *s) {
         while (s->stdout_streams)
                 stdout_stream_free(s->stdout_streams);
 
-        if (s->system_journal)
-                journal_file_close(s->system_journal);
-
-        if (s->runtime_journal)
-                journal_file_close(s->runtime_journal);
+        (void) journal_file_close(s->system_journal);
+        (void) journal_file_close(s->runtime_journal);
 
         while ((f = ordered_hashmap_steal_first(s->user_journals)))
                 journal_file_close(f);