diff --git a/arch/arm64/include/asm/percpu.h b/arch/arm64/include/asm/percpu.h
index 1abad2315fa9..42b7808f0d70 100644
--- a/arch/arm64/include/asm/percpu.h
+++ b/arch/arm64/include/asm/percpu.h
@@ -49,7 +49,7 @@ static inline unsigned long __my_cpu_offset(void)
 static inline unsigned long __percpu_##op(void *ptr,			\
 			unsigned long val, int size)			\
 {									\
-	unsigned long loop, ret;					\
+	unsigned long loop, ret = 0;					\
 									\
 	switch (size) {							\
 	case 1:								\
@@ -107,7 +107,7 @@ PERCPU_OP(or, orr)
 
 static inline unsigned long __percpu_read(void *ptr, int size)
 {
-	unsigned long ret;
+	unsigned long ret = 0;
 
 	switch (size) {
 	case 1:
@@ -153,7 +153,7 @@ static inline void __percpu_write(void *ptr, unsigned long val, int size)
 static inline unsigned long __percpu_xchg(void *ptr, unsigned long val,
 						int size)
 {
-	unsigned long ret, loop;
+	unsigned long ret = 0, loop;
 
 	switch (size) {
 	case 1:
diff --git a/drivers/misc/mediatek/pmic/mt6357/v1/pmic_throttling_dlpt.c b/drivers/misc/mediatek/pmic/mt6357/v1/pmic_throttling_dlpt.c
index cb570d49ca24..d065c9369199 100644
--- a/drivers/misc/mediatek/pmic/mt6357/v1/pmic_throttling_dlpt.c
+++ b/drivers/misc/mediatek/pmic/mt6357/v1/pmic_throttling_dlpt.c
@@ -1229,7 +1229,7 @@ static ssize_t store_low_battery_protect_ut(
 	int ret = 0;
 	char *pvalue = NULL;
 	unsigned int val = 0;
-	unsigned int thd;
+	unsigned int thd = 0;
 
 	pr_info("[%s]\n", __func__);