diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index f9b31eb6846c..8cbdc5e6863c 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -733,7 +733,7 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
 		 * immediate unmapping.
 		 */
 		map_ops[i].status = GNTST_general_error;
-		unmap[0].host_addr = map_ops[i].host_addr,
+		unmap[0].host_addr = map_ops[i].host_addr;
 		unmap[0].handle = map_ops[i].handle;
 		map_ops[i].handle = ~0;
 		if (map_ops[i].flags & GNTMAP_device_map)
@@ -743,7 +743,7 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
 
 		if (kmap_ops) {
 			kmap_ops[i].status = GNTST_general_error;
-			unmap[1].host_addr = kmap_ops[i].host_addr,
+			unmap[1].host_addr = kmap_ops[i].host_addr;
 			unmap[1].handle = kmap_ops[i].handle;
 			kmap_ops[i].handle = ~0;
 			if (kmap_ops[i].flags & GNTMAP_device_map)