networkd: manager - don't leak kmod context

Also, keep the kmod_new internal to networkd-manager.c

4 files changed, 7 insertions, 22 deletions

diff --git a/src/libsystemd-network/network-internal.c b/src/libsystemd-network/network-internal.c
index cf577e54a4..f3dc42f6dd 100644
--- a/src/libsystemd-network/network-internal.c
+++ b/src/libsystemd-network/network-internal.c
@@ -353,6 +353,8 @@ int load_module(struct kmod_ctx *ctx, const char *mod_name) {
                         log_error("Failed to insert '%s': %s", kmod_module_get_name(mod),
                                   strerror(-r));
                 }
+
+                kmod_module_unref(mod);
         }
 
         kmod_module_unref_list(modlist);
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index cfa3a9900a..cc55f9a17a 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -118,6 +118,10 @@ int manager_new(Manager **ret) {
                         return -ENOMEM;
         }
 
+        m->kmod_ctx = kmod_new(NULL, NULL);
+        if (!m->kmod_ctx)
+                return -ENOMEM;
+
         m->links = hashmap_new(uint64_hash_func, uint64_compare_func);
         if (!m->links)
                 return -ENOMEM;
@@ -144,6 +148,7 @@ void manager_free(Manager *m) {
 
         free(m->state_file);
 
+        kmod_unref(m->kmod_ctx);
         udev_monitor_unref(m->udev_monitor);
         udev_unref(m->udev);
         sd_bus_unref(m->bus);
@@ -552,18 +557,3 @@ finish:
 
         return r;
 }
-
-int manager_init_kmod_ctx(Manager *m) {
-        struct kmod_ctx *ctx;
-
-        assert(m);
-
-        ctx = kmod_new(NULL, NULL);
-        if (!ctx) {
-                return -ENOMEM;
-        }
-
-        m->kmod_ctx = ctx;
-
-        return 0;
-}
diff --git a/src/network/networkd.c b/src/network/networkd.c
index 39e1b2af02..6b3bf12a4c 100644
--- a/src/network/networkd.c
+++ b/src/network/networkd.c
@@ -87,12 +87,6 @@ int main(int argc, char *argv[]) {
                 goto out;
         }
 
-        r = manager_init_kmod_ctx(m);
-        if (r < 0) {
-                log_error("Could not init kmod context: %s", strerror(-r));
-                goto out;
-        }
-
         r = manager_rtnl_enumerate_links(m);
         if (r < 0) {
                 log_error("Could not enumerate links: %s", strerror(-r));
diff --git a/src/network/networkd.h b/src/network/networkd.h
index e32cf5d9b2..11d0056c9c 100644
--- a/src/network/networkd.h
+++ b/src/network/networkd.h
@@ -277,7 +277,6 @@ int manager_bus_listen(Manager *m);
 
 int manager_update_resolv_conf(Manager *m);
 int manager_save(Manager *m);
-int manager_init_kmod_ctx(Manager *m);
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_free);
 #define _cleanup_manager_free_ _cleanup_(manager_freep)