From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Thu, 23 Dec 2021 12:35:29 +0000 (+0900)
Subject: sd-journal: free incomplete match on failure
X-Git-Tag: v250~2^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=418cce628cf28d4feaeda60241cf9781f8afbf1c;p=thirdparty%2Fsystemd.git

sd-journal: free incomplete match on failure
---

diff --git a/src/libsystemd/sd-journal/sd-journal.c b/src/libsystemd/sd-journal/sd-journal.c
index efaa2bf501d..28a6e31a9f0 100644
--- a/src/libsystemd/sd-journal/sd-journal.c
+++ b/src/libsystemd/sd-journal/sd-journal.c
@@ -233,7 +233,7 @@ static void match_free_if_empty(Match *m) {
 }
 
 _public_ int sd_journal_add_match(sd_journal *j, const void *data, size_t size) {
-        Match *l3, *l4, *add_here = NULL, *m;
+        Match *l3, *l4, *add_here = NULL, *m = NULL;
         uint64_t hash;
 
         assert_return(j, -EINVAL);
@@ -322,6 +322,7 @@ _public_ int sd_journal_add_match(sd_journal *j, const void *data, size_t size)
         return 0;
 
 fail:
+        match_free(m);
         match_free_if_empty(add_here);
         match_free_if_empty(j->level2);
         match_free_if_empty(j->level1);