From 46fabe1edd44a8893d88d7982f88d01ccf77f0bb Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 9 Sep 2008 16:21:18 +0100 Subject: regulator: check for init_data on registration 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 Signed-off-by: Liam Girdwood --- drivers/regulator/core.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/regulator') diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 84202eaace5..65e07b941a3 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -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); -- cgit v1.2.3