diff --git a/drivers/amlogic/efuse/efuse.c b/drivers/amlogic/efuse/efuse.c
index 55b4e4ca635b..285ad23ffaac 100644
--- a/drivers/amlogic/efuse/efuse.c
+++ b/drivers/amlogic/efuse/efuse.c
@@ -114,6 +114,7 @@ static long efuse_unlocked_ioctl(struct file *file, unsigned int cmd,
 				__func__, __LINE__);
 			return ret;
 		}
+		info.title[sizeof(info.title) - 1] = '\0';
 
 		if (efuse_getinfo_byTitle(info.title, &info) < 0)
 			return  -EFAULT;
diff --git a/drivers/amlogic/efuse/efuse64.c b/drivers/amlogic/efuse/efuse64.c
index ec6837d95e1c..9370d2d9d6c4 100644
--- a/drivers/amlogic/efuse/efuse64.c
+++ b/drivers/amlogic/efuse/efuse64.c
@@ -249,6 +249,7 @@ static long efuse_unlocked_ioctl(struct file *file, unsigned int cmd,
 				__func__, __LINE__);
 			return ret;
 		}
+		info.keyname[sizeof(info.keyname) - 1] = '\0';
 		if (efuse_getinfo(info.keyname, &info) < 0) {
 			pr_err("%s if not found\n", info.keyname);
 			return -EFAULT;