sd-journal: use hash_ops with destructor that closes JournalFile

src/libsystemd/sd-journal/journal-file.c

@@ -92,6 +92,11 @@
 #  pragma GCC diagnostic ignored "-Waddress-of-packed-member"
 #endif
 
+DEFINE_HASH_OPS_WITH_VALUE_DESTRUCTOR(
+                journal_file_hash_ops_by_path,
+                char, path_hash_func, path_compare,
+                JournalFile, journal_file_close);
+
 static int mmap_prot_from_open_flags(int flags) {
         switch (flags & O_ACCMODE) {
         case O_RDONLY:

src/libsystemd/sd-journal/journal-file.h

@@ -145,6 +145,8 @@ typedef struct {
         uint64_t hash;
 } EntryItem;
 
+extern const struct hash_ops journal_file_hash_ops_by_path;
+
 int journal_file_open(
                 int fd,
                 const char *fname,

src/libsystemd/sd-journal/sd-journal.c

@@ -2296,7 +2296,7 @@ static sd_journal *journal_new(int flags, const char *path, const char *namespac
                         return NULL;
         }
 
-        j->files = ordered_hashmap_new(&path_hash_ops);
+        j->files = ordered_hashmap_new(&journal_file_hash_ops_by_path);
         if (!j->files)
                 return NULL;
 
@@ -2548,7 +2548,7 @@ _public_ void sd_journal_close(sd_journal *j) {
         if (j->mmap)
                 mmap_cache_stats_log_debug(j->mmap);
 
-        ordered_hashmap_free_with_destructor(j->files, journal_file_close);
+        ordered_hashmap_free(j->files);
         iterated_cache_free(j->files_cache);
 
         hashmap_free(j->directories_by_path);