Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/voltage-2.6:
  regulator/lp3971: vol_map out of bounds in lp3971_{ldo,dcdc}_set_voltage()
  regulator: Fix display of null constraints for regulators

drivers/regulator/core.c

@@ -661,7 +661,7 @@ static int suspend_prepare(struct regulator_dev *rdev, suspend_state_t state)
 static void print_constraints(struct regulator_dev *rdev)
 {
 	struct regulation_constraints *constraints = rdev->constraints;
-	char buf[80];
+	char buf[80] = "";
 	int count = 0;
 	int ret;
 

drivers/regulator/lp3971.c

@@ -183,7 +183,7 @@ static int lp3971_ldo_set_voltage(struct regulator_dev *dev,
 		if (vol_map[val] >= min_vol)
 			break;
 
-	if (vol_map[val] > max_vol)
+	if (val > LDO_VOL_MAX_IDX || vol_map[val] > max_vol)
 		return -EINVAL;
 
 	return lp3971_set_bits(lp3971, LP3971_LDO_VOL_CONTR_REG(ldo),
@@ -272,7 +272,7 @@ static int lp3971_dcdc_set_voltage(struct regulator_dev *dev,
 		if (vol_map[val] >= min_vol)
 			break;
 
-	if (vol_map[val] > max_vol)
+	if (val > BUCK_TARGET_VOL_MAX_IDX || vol_map[val] > max_vol)
 		return -EINVAL;
 
 	ret = lp3971_set_bits(lp3971, LP3971_BUCK_TARGET_VOL1_REG(buck),