power: pfuze100: Fix off by one error in voltage table handling
The code that sets a regulator by looking up the voltage in a table had
an off by one error. vsel_mask is a bitmask, not the number of table
entries, so a vsel_mask value of 0x7 indicates there are 8, not 7,
entries in the table.
Cc: Peng Fan <Peng.Fan@freescale.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Trent Piepho <tpiepho@impinj.com>
diff --git a/drivers/power/regulator/pfuze100.c b/drivers/power/regulator/pfuze100.c
index 99073d6..d6d35f3 100644
--- a/drivers/power/regulator/pfuze100.c
+++ b/drivers/power/regulator/pfuze100.c
@@ -482,11 +482,11 @@
debug("Set voltage for REGULATOR_TYPE_FIXED regulator\n");
return -EINVAL;
} else if (desc->volt_table) {
- for (i = 0; i < desc->vsel_mask; i++) {
+ for (i = 0; i <= desc->vsel_mask; i++) {
if (*uV == desc->volt_table[i])
break;
}
- if (i == desc->vsel_mask) {
+ if (i == desc->vsel_mask + 1) {
debug("Unsupported voltage %u\n", *uV);
return -EINVAL;
}