diff options
| author | Jani Nikula <ext-jani.1.nikula@nokia.com> | 2010-04-29 10:55:09 +0300 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-05-25 10:16:01 +0100 |
| commit | 23b5cc2ab6783256cf06779e1d522482b819b808 (patch) | |
| tree | 14a9fdb2ee8742a543cd4d62d3890063718af772 /drivers/regulator | |
| parent | 0178f3e28e2166664916265c5d4922b1376b9fa1 (diff) | |
| download | talos-op-linux-23b5cc2ab6783256cf06779e1d522482b819b808.tar.gz talos-op-linux-23b5cc2ab6783256cf06779e1d522482b819b808.zip | |
regulator: prevent registration of matching regulator consumer supplies
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Pointer comparison is not sufficient for non-NULL device name matching,
so use strcmp(). Otherwise the semantics remain the same.
Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index eb112d961515..2a3494f72465 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -944,8 +944,13 @@ static int set_consumer_device_supply(struct regulator_dev *rdev, has_dev = 0; list_for_each_entry(node, ®ulator_map_list, list) { - if (consumer_dev_name != node->dev_name) + if (node->dev_name && consumer_dev_name) { + if (strcmp(node->dev_name, consumer_dev_name) != 0) + continue; + } else if (node->dev_name || consumer_dev_name) { continue; + } + if (strcmp(node->supply, supply) != 0) continue; |
