diff --git a/storage/innobase/fsp/fsp0sysspace.cc b/storage/innobase/fsp/fsp0sysspace.cc
index 0dd7d1c..a3c012f 100644
--- a/storage/innobase/fsp/fsp0sysspace.cc
+++ b/storage/innobase/fsp/fsp0sysspace.cc
@@ -570,8 +570,10 @@ SysTablespace::read_lsn_and_check_flags(lsn_t* flushed_lsn)
 
 	ut_a(it->order() == 0);
 
-
-	buf_dblwr_init_or_load_pages(it->handle(), it->filepath());
+	err = buf_dblwr_init_or_load_pages(it->handle(), it->filepath());
+	if (err != DB_SUCCESS) {
+		return(err);
+	}
 
 	/* Check the contents of the first page of the
 	first datafile. */
diff --git a/storage/innobase/include/buf0dblwr.h b/storage/innobase/include/buf0dblwr.h
index 1f8f23e..1962297 100644
--- a/storage/innobase/include/buf0dblwr.h
+++ b/storage/innobase/include/buf0dblwr.h
@@ -55,6 +55,7 @@ upgrading to an InnoDB version which supports multiple tablespaces, then this
 function performs the necessary update operations. If we are in a crash
 recovery, this function loads the pages from double write buffer into memory.
 @return DB_SUCCESS or error code */
+__attribute__((warn_unused_result))
 dberr_t
 buf_dblwr_init_or_load_pages(
 	os_file_t	file,