namespace: add a (void) cast

diff --git a/src/core/namespace.c b/src/core/namespace.c
index 8df82c0..02ec81f 100644 (file)
--- a/src/core/namespace.c
+++ b/src/core/namespace.c
@@ -641,7 +641,7 @@ int setup_netns(int netns_storage_socket[2]) {
         }
 
 fail:
-        lockf(netns_storage_socket[0], F_ULOCK, 0);
+        (void) lockf(netns_storage_socket[0], F_ULOCK, 0);
         return r;
 }