namespace-util: add missing half of the assertion in is_our_namespace()

diff --git a/src/basic/namespace-util.c b/src/basic/namespace-util.c
index fff518ef96957efe88def641732a1daf63fe8b11..97ed3d268fcb9f176f4974e9f61d2fde286aa3e3 100644 (file)
--- a/src/basic/namespace-util.c
+++ b/src/basic/namespace-util.c
@@ -359,7 +359,7 @@ int is_our_namespace(int fd, NamespaceType type) {
         int r;
 
         assert(fd >= 0);
-        assert(type < _NAMESPACE_TYPE_MAX);
+        assert(type >= 0 && type < _NAMESPACE_TYPE_MAX);
 
         r = fd_is_namespace(fd, type);
         if (r < 0)