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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-10-13 13:06:50 +0100
committerLiam Girdwood <lrg@slimlogic.co.uk>2009-11-16 09:57:16 +0000
commit60ef66fcf40f0e7bc9579981aa16bd8218942a83 (patch)
tree312abb16f4294abd6e9a339a2bf5923bb525bb8b /drivers/regulator
parenta9366e61b03f55a6e009e687ad10e706714c9907 (diff)
regulator: Handle missing constraints in _regulator_disable()
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 744ea1d0b59b..efe568deda12 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1283,7 +1283,8 @@ static int _regulator_disable(struct regulator_dev *rdev)
return -EIO;
/* are we the last user and permitted to disable ? */
- if (rdev->use_count == 1 && !rdev->constraints->always_on) {
+ if (rdev->use_count == 1 &&
+ (rdev->constraints && !rdev->constraints->always_on)) {
/* we are last user */
if (_regulator_can_change_status(rdev) &&