Index: yc_calc.h
===================================================================
--- /YC3121_SDK/fw/crypt/yc_calc.h	(revision 977)
+++ /YC3121_SDK/fw/crypt/yc_calc.h	(working copy)
@@ -102,10 +102,10 @@
 uint32_t calc_modmul_f2m_2(uint32_t *result, uint32_t *a, uint32_t *b, uint32_t *p, uint32_t *c, uint32_t len, uint32_t config);
 void calc_modadd_1(uint32_t *result,uint32_t *a,uint32_t *b,uint32_t *p,uint32_t len);
 
-void cpu_open_branch_self();
-void cpu_open_uniform_branch_timing();
-void cpu_close_branch_self();
-void cpu_close_uniform_branch_timing();
+void cpu_open_branch_self(void);
+void cpu_open_uniform_branch_timing(void);
+void cpu_close_branch_self(void);
+void cpu_close_uniform_branch_timing(void);
 uint32_t CRYPT_GetVersion(void);
 
 #endif
Index: yc_ecc.h
===================================================================
--- /YC3121_SDK/fw/crypt/yc_ecc.h	(revision 977)
+++ /YC3121_SDK/fw/crypt/yc_ecc.h	(working copy)
@@ -118,4 +118,4 @@
 
 #endif
 
-#endif
\ No newline at end of file
+#endif