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regulator: check for init_data on registration

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Since it is now mandatory to supply constraints via init_data on device
registration check for that when registering, saving us from oopsing
later on.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Mark Brown 2008-09-09 16:21:18 +01:00 committed by Liam Girdwood
parent 3de89609a8
commit 46fabe1edd
1 changed files with 3 additions and 0 deletions
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3
drivers/regulator/core.c
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@ -1691,6 +1691,9 @@ struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
!regulator_desc->type == REGULATOR_CURRENT)
return ERR_PTR(-EINVAL);
if (!init_data)
return ERR_PTR(-EINVAL);
rdev = kzalloc(sizeof(struct regulator_dev), GFP_KERNEL);
if (rdev == NULL)
return ERR_PTR(-ENOMEM);