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-rw-r--r--drivers/mfd/dln2.c1
-rw-r--r--drivers/mfd/intel-lpss-acpi.c3
-rw-r--r--drivers/mfd/rt5033.c3
-rw-r--r--drivers/mfd/stmpe.c4
4 files changed, 5 insertions, 6 deletions
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
index 37217e01f..fe614ba5f 100644
--- a/drivers/mfd/dln2.c
+++ b/drivers/mfd/dln2.c
@@ -800,7 +800,6 @@ out_stop_rx:
dln2_stop_rx_urbs(dln2);
out_free:
- usb_put_dev(dln2->usb_dev);
dln2_free(dln2);
return ret;
diff --git a/drivers/mfd/intel-lpss-acpi.c b/drivers/mfd/intel-lpss-acpi.c
index fc44fb7c5..281ef5f52 100644
--- a/drivers/mfd/intel-lpss-acpi.c
+++ b/drivers/mfd/intel-lpss-acpi.c
@@ -92,6 +92,9 @@ static int intel_lpss_acpi_probe(struct platform_device *pdev)
return -ENOMEM;
info->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!info->mem)
+ return -ENODEV;
+
info->irq = platform_get_irq(pdev, 0);
ret = intel_lpss_probe(&pdev->dev, info);
diff --git a/drivers/mfd/rt5033.c b/drivers/mfd/rt5033.c
index 9bd089c56..94cdad91c 100644
--- a/drivers/mfd/rt5033.c
+++ b/drivers/mfd/rt5033.c
@@ -45,9 +45,6 @@ static const struct mfd_cell rt5033_devs[] = {
.name = "rt5033-charger",
.of_compatible = "richtek,rt5033-charger",
}, {
- .name = "rt5033-battery",
- .of_compatible = "richtek,rt5033-battery",
- }, {
.name = "rt5033-led",
.of_compatible = "richtek,rt5033-led",
},
diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c
index 722ad2c36..d752c56d6 100644
--- a/drivers/mfd/stmpe.c
+++ b/drivers/mfd/stmpe.c
@@ -1428,9 +1428,9 @@ int stmpe_probe(struct stmpe_client_info *ci, enum stmpe_partnum partnum)
int stmpe_remove(struct stmpe *stmpe)
{
- if (!IS_ERR(stmpe->vio))
+ if (!IS_ERR(stmpe->vio) && regulator_is_enabled(stmpe->vio))
regulator_disable(stmpe->vio);
- if (!IS_ERR(stmpe->vcc))
+ if (!IS_ERR(stmpe->vcc) && regulator_is_enabled(stmpe->vcc))
regulator_disable(stmpe->vcc);
mfd_remove_devices(stmpe->dev);