regulator: stw481x: Remove unused fields from struct stw481x
The mutex lock is not used at all, remove it.
The *vmmc_regulator is not necessary, use a local variable in
stw481x_vmmc_regulator_probe() instead.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/regulator/stw481x-vmmc.c b/drivers/regulator/stw481x-vmmc.c
index 89025f5..7d2ae3e 100644
--- a/drivers/regulator/stw481x-vmmc.c
+++ b/drivers/regulator/stw481x-vmmc.c
@@ -56,6 +56,7 @@
{
struct stw481x *stw481x = dev_get_platdata(&pdev->dev);
struct regulator_config config = { };
+ struct regulator_dev *rdev;
int ret;
/* First disable the external VMMC if it's active */
@@ -75,12 +76,11 @@
pdev->dev.of_node,
&vmmc_regulator);
- stw481x->vmmc_regulator = devm_regulator_register(&pdev->dev,
- &vmmc_regulator, &config);
- if (IS_ERR(stw481x->vmmc_regulator)) {
+ rdev = devm_regulator_register(&pdev->dev, &vmmc_regulator, &config);
+ if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"error initializing STw481x VMMC regulator\n");
- return PTR_ERR(stw481x->vmmc_regulator);
+ return PTR_ERR(rdev);
}
dev_info(&pdev->dev, "initialized STw481x VMMC regulator\n");