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authorAxel Lin <axel.lin@ingics.com>2013-03-26 16:13:14 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-26 14:04:22 +0000
commitf71bf52808e7089a5a6df9b32ffa13e93e51f1ca (patch)
tree2a553c3f38092fe0e0ed409b488ffbf06ffbdc0c /drivers/regulator/ab8500.c
parentregulator: ab8500: Use regulator_list_voltage_linear for fixed voltage (diff)
downloadlinux-dev-f71bf52808e7089a5a6df9b32ffa13e93e51f1ca.tar.xz
linux-dev-f71bf52808e7089a5a6df9b32ffa13e93e51f1ca.zip
regulator: ab8500: Don't update is_enabled flag in error paths
This avoid setting is_enabled flag to wrong status if enable/disable fails. Signed-off-by: Axel Lin <axel.lin@ingics.com> Acked-by: Bengt Jonsson <bengt.g.jonsson@stericsson.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/ab8500.c')
-rw-r--r--drivers/regulator/ab8500.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/regulator/ab8500.c b/drivers/regulator/ab8500.c
index 12e274039ae1..4a70323377d3 100644
--- a/drivers/regulator/ab8500.c
+++ b/drivers/regulator/ab8500.c
@@ -117,9 +117,11 @@ static int ab8500_regulator_enable(struct regulator_dev *rdev)
ret = abx500_mask_and_set_register_interruptible(info->dev,
info->update_bank, info->update_reg,
info->update_mask, info->update_val);
- if (ret < 0)
+ if (ret < 0) {
dev_err(rdev_get_dev(rdev),
"couldn't set enable bits for regulator\n");
+ return ret;
+ }
info->is_enabled = true;
@@ -144,9 +146,11 @@ static int ab8500_regulator_disable(struct regulator_dev *rdev)
ret = abx500_mask_and_set_register_interruptible(info->dev,
info->update_bank, info->update_reg,
info->update_mask, 0x0);
- if (ret < 0)
+ if (ret < 0) {
dev_err(rdev_get_dev(rdev),
"couldn't set disable bits for regulator\n");
+ return ret;
+ }
info->is_enabled = false;