diff --git a/src/udev/net/link-config.c b/src/udev/net/link-config.c
index 9fc9c1176a..92d41a6e95 100644
--- a/src/udev/net/link-config.c
+++ b/src/udev/net/link-config.c
@@ -186,6 +186,8 @@ static int load_link(link_config_ctx *ctx, const char *filename) {
                 return -ERANGE;
 
         link->filename = strdup(filename);
+        if (!link->filename)
+                return log_oom();
 
         LIST_PREPEND(links, ctx->links, link);
         link = NULL;