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| author | Axel Lin <axel.lin@gmail.com> | 2012-03-15 12:49:09 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-03-26 18:32:11 +0100 |
| commit | 5777d9b34aec841429ddade56403b3f53a821a1d (patch) | |
| tree | e3c6b8dee5cf9f9884964d101f892de1a6fea287 /drivers/regulator/mc13892-regulator.c | |
| parent | 09bf14b901f2c1908b6a72fe934457acdd1fa430 (diff) | |
| download | linux-5777d9b34aec841429ddade56403b3f53a821a1d.tar.gz linux-5777d9b34aec841429ddade56403b3f53a821a1d.tar.bz2 linux-5777d9b34aec841429ddade56403b3f53a821a1d.zip | |
regulator: Fix unbalanced lock/unlock in mc13892_regulator_probe error path
We do not hold a lock while registering regulator, thus should not call unlock
if regulator_register fails.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/regulator/mc13892-regulator.c')
| -rw-r--r-- | drivers/regulator/mc13892-regulator.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/regulator/mc13892-regulator.c b/drivers/regulator/mc13892-regulator.c index e8cfc99dd8f0..845aa2263b8a 100644 --- a/drivers/regulator/mc13892-regulator.c +++ b/drivers/regulator/mc13892-regulator.c @@ -552,7 +552,7 @@ static int __devinit mc13892_regulator_probe(struct platform_device *pdev) mc13xxx_lock(mc13892); ret = mc13xxx_reg_read(mc13892, MC13892_REVISION, &val); if (ret) - goto err_free; + goto err_unlock; /* enable switch auto mode */ if ((val & 0x0000FFFF) == 0x45d0) { @@ -562,7 +562,7 @@ static int __devinit mc13892_regulator_probe(struct platform_device *pdev) MC13892_SWITCHERS4_SW1MODE_AUTO | MC13892_SWITCHERS4_SW2MODE_AUTO); if (ret) - goto err_free; + goto err_unlock; ret = mc13xxx_reg_rmw(mc13892, MC13892_SWITCHERS5, MC13892_SWITCHERS5_SW3MODE_M | @@ -570,7 +570,7 @@ static int __devinit mc13892_regulator_probe(struct platform_device *pdev) MC13892_SWITCHERS5_SW3MODE_AUTO | MC13892_SWITCHERS5_SW4MODE_AUTO); if (ret) - goto err_free; + goto err_unlock; } mc13xxx_unlock(mc13892); @@ -612,10 +612,10 @@ static int __devinit mc13892_regulator_probe(struct platform_device *pdev) err: while (--i >= 0) regulator_unregister(priv->regulators[i]); + return ret; -err_free: +err_unlock: mc13xxx_unlock(mc13892); - return ret; } |