diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
index 6ccc2c9030f3..840ac7934af9 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
@@ -4758,7 +4758,8 @@ zfs_putpages(struct vnode *vp, vm_page_t *ma, size_t len, int flags,
 		    &zp->z_pflags, 8);
 		zfs_tstamp_update_setup(zp, CONTENT_MODIFIED, mtime, ctime,
 		    B_TRUE);
-		(void)sa_bulk_update(zp->z_sa_hdl, bulk, count, tx);
+		err = sa_bulk_update(zp->z_sa_hdl, bulk, count, tx);
+		ASSERT0(err);
 		zfs_log_write(zfsvfs->z_log, tx, TX_WRITE, zp, off, len, 0);
 
 		zfs_vmobject_wlock(object);