diff --git a/src/soc/intel/quark/include/soc/storage_test.h b/src/soc/intel/quark/include/soc/storage_test.h
index 62c9e79236..1c93f1cdf0 100644
--- a/src/soc/intel/quark/include/soc/storage_test.h
+++ b/src/soc/intel/quark/include/soc/storage_test.h
@@ -48,9 +48,4 @@ struct log_entry {
 
 #define LOG_ENTRIES	256
 
-extern struct log_entry log[LOG_ENTRIES];
-extern uint8_t log_index;
-extern int log_full;
-extern long log_start_time;
-
 #endif /* __STORAGE_TEST_H__ */