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authorMark Brown <broonie@kernel.org>2015-09-21 14:15:58 -0700
committerMark Brown <broonie@kernel.org>2015-09-21 14:15:58 -0700
commit4e2e986473f708be46bd00007621f97178bd7047 (patch)
tree35525e14215d6f9eb0628fe51aef72f489d1688c /drivers/regulator
parent1f93e4a96c9109378204c147b3eec0d0e8100fde (diff)
parent23c3f310e897837aeb8ffe8700b803cb58e7b35d (diff)
Merge remote-tracking branch 'regulator/fix/core' into regulator-linus
Diffstat (limited to 'drivers/regulator')
-rw-r--r--drivers/regulator/core.c21
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 7a85ac9e32c5..7849187d91ae 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1394,15 +1394,15 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
return 0;
r = regulator_dev_lookup(dev, rdev->supply_name, &ret);
- if (ret == -ENODEV) {
- /*
- * No supply was specified for this regulator and
- * there will never be one.
- */
- return 0;
- }
-
if (!r) {
+ if (ret == -ENODEV) {
+ /*
+ * No supply was specified for this regulator and
+ * there will never be one.
+ */
+ return 0;
+ }
+
if (have_full_constraints()) {
r = dummy_regulator_rdev;
} else {
@@ -1422,11 +1422,10 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
return ret;
/* Cascade always-on state to supply */
- if (_regulator_is_enabled(rdev)) {
+ if (_regulator_is_enabled(rdev) && rdev->supply) {
ret = regulator_enable(rdev->supply);
if (ret < 0) {
- if (rdev->supply)
- _regulator_put(rdev->supply);
+ _regulator_put(rdev->supply);
return ret;
}
}