is_charging = state & TWL4030_MSTATEC_AC;
if (!is_charging) {
u8 s;
- twl4030_bci_read(TWL4030_BCIMDEN, &s);
+ ret = twl4030_bci_read(TWL4030_BCIMDEN, &s);
+ if (ret < 0)
+ return ret;
if (psy->desc->type == POWER_SUPPLY_TYPE_USB)
is_charging = s & 1;
else