AcoSail/kernel_optimize_test
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regulator: handle kcalloc() failure

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Return -ENOMEM if kcalloc() fails

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Dan Carpenter 2010-03-07 15:36:45 +03:00 committed by Liam Girdwood
parent 3fff6c04d8
commit 67e46f347e
1 changed files with 5 additions and 0 deletions
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5
drivers/regulator/lp3971.c
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@ -439,6 +439,10 @@ static int __devinit setup_regulators(struct lp3971 *lp3971,
lp3971->num_regulators = pdata->num_regulators;
lp3971->rdev = kcalloc(pdata->num_regulators,
sizeof(struct regulator_dev *), GFP_KERNEL);
if (!lp3971->rdev) {
err = -ENOMEM;
goto err_nomem;
}
/* Instantiate the regulators */
for (i = 0; i < pdata->num_regulators; i++) {
@ -461,6 +465,7 @@ static int __devinit setup_regulators(struct lp3971 *lp3971,
regulator_unregister(lp3971->rdev[i]);
kfree(lp3971->rdev);
lp3971->rdev = NULL;
err_nomem:
return err;
}