diff --git a/drivers/power/qcom-charger/smb-lib.c b/drivers/power/qcom-charger/smb-lib.c
index 55bcc9ec443e..b171096d4029 100644
--- a/drivers/power/qcom-charger/smb-lib.c
+++ b/drivers/power/qcom-charger/smb-lib.c
@@ -30,7 +30,7 @@
 static bool is_secure(struct smb_charger *chg, int addr)
 {
 	/* assume everything above 0xC0 is secure */
-	return (bool)(addr >= 0xC0);
+	return (bool)((addr & 0xFF) >= 0xC0);
 }
 
 int smblib_read(struct smb_charger *chg, u16 addr, u8 *val)