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regulator: fixed regulator_bulk_enable unwinding code 

Unwinding code disables all successfully enabled regulators.
Error is logged for every failed regulator.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
hifive-unleashed-5.1
Andrzej Hajda 2013-03-01 12:24:05 +01:00 committed by Mark Brown
parent 2730fd82cb
commit fbe31057fa
1 changed files with 7 additions and 3 deletions
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10
drivers/regulator/core.c
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@ -3057,9 +3057,13 @@ int regulator_bulk_enable(int num_consumers,
return 0;
err:
pr_err("Failed to enable %s: %d\n", consumers[i].supply, ret);
while (--i >= 0)
regulator_disable(consumers[i].consumer);
for (i = 0; i < num_consumers; i++) {
if (consumers[i].ret < 0)
pr_err("Failed to enable %s: %d\n", consumers[i].supply,
consumers[i].ret);
else
regulator_disable(consumers[i].consumer);
}
return ret;
}