diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index a362d7e94cf3..191bc21cecea 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -120,11 +120,13 @@ static void ceph_osd_data_bio_init(struct ceph_osd_data *osd_data,
 }
 #endif /* CONFIG_BLOCK */
 
-#define osd_req_op_data(oreq, whch, typ, fld)	\
-	({						\
-		BUG_ON(whch >= (oreq)->r_num_ops);	\
-		&(oreq)->r_ops[whch].typ.fld;		\
-	})
+#define osd_req_op_data(oreq, whch, typ, fld)				\
+({									\
+	struct ceph_osd_request *__oreq = (oreq);			\
+	unsigned int __whch = (whch);					\
+	BUG_ON(__whch >= __oreq->r_num_ops);				\
+	&__oreq->r_ops[__whch].typ.fld;					\
+})
 
 static struct ceph_osd_data *
 osd_req_op_raw_data_in(struct ceph_osd_request *osd_req, unsigned int which)