database: Free mmapped countries section

This was a potential memory leak.

Reported-by: Gisle Vanem <gisle.vanem@gmail.com>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/src/database.c b/src/database.c
index 4b8bf1d4bdddbc6511ef73962a6c7a43eb51ef43..b92a803d5d3db9a8be49049ee803d7a06f6180e2 100644 (file)
--- a/src/database.c
+++ b/src/database.c
@@ -446,6 +446,13 @@ static void loc_database_free(struct loc_database* db) {
                        ERROR(db->ctx, "Could not unmap network nodes section: %s\n", strerror(errno));
        }
 
+       // Remove mapped countries section
+       if (db->countries_v1) {
+               r = munmap(db->countries_v1, db->countries_count * sizeof(*db->countries_v1));
+               if (r)
+                       ERROR(db->ctx, "Could not unmap countries section: %s\n", strerror(errno));
+       }
+
        if (db->pool)
                loc_stringpool_unref(db->pool);