diff --git a/fs/ceph/mdsmap.c b/fs/ceph/mdsmap.c
index d8e46eb7e5eb..450a4dc9662e 100644
--- a/fs/ceph/mdsmap.c
+++ b/fs/ceph/mdsmap.c
@@ -15,7 +15,7 @@
 #include "super.h"
 
 #define CEPH_MDS_IS_READY(i, ignore_laggy) \
-	(m->m_info[i].state > 0 && ignore_laggy ? true : !m->m_info[i].laggy)
+	(m->m_info[i].state > 0 && (ignore_laggy ? true : !m->m_info[i].laggy))
 
 static int __mdsmap_get_random_mds(struct ceph_mdsmap *m, bool ignore_laggy)
 {