3 files changed, 12 insertions, 5 deletions

diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index da268fb..39cd095 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -1193,7 +1193,7 @@ static int max77693_muic_probe(struct platform_device *pdev)
 
 
 	/* Initialize MUIC register by using platform data or default data */
-	if (pdata->muic_data) {
+	if (pdata && pdata->muic_data) {
 		init_data = pdata->muic_data->init_data;
 		num_init_data = pdata->muic_data->num_init_data;
 	} else {
@@ -1226,7 +1226,7 @@ static int max77693_muic_probe(struct platform_device *pdev)
 				= init_data[i].data;
 	}
 
-	if (pdata->muic_data) {
+	if (pdata && pdata->muic_data) {
 		struct max77693_muic_platform_data *muic_pdata
 						   = pdata->muic_data;
 
@@ -1283,7 +1283,8 @@ static int max77693_muic_probe(struct platform_device *pdev)
 	 * driver should notify cable state to upper layer.
 	 */
 	INIT_DELAYED_WORK(&info->wq_detcable, max77693_muic_detect_cable_wq);
-	schedule_delayed_work(&info->wq_detcable, delay_jiffies);
+	queue_delayed_work(system_power_efficient_wq, &info->wq_detcable,
+			delay_jiffies);
 
 	return ret;
 
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index 6a00464..223e6b0 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -715,7 +715,7 @@ static int max8997_muic_probe(struct platform_device *pdev)
 		goto err_irq;
 	}
 
-	if (pdata->muic_pdata) {
+	if (pdata && pdata->muic_pdata) {
 		struct max8997_muic_platform_data *muic_pdata
 			= pdata->muic_pdata;
 
@@ -770,7 +770,8 @@ static int max8997_muic_probe(struct platform_device *pdev)
 	 * driver should notify cable state to upper layer.
 	 */
 	INIT_DELAYED_WORK(&info->wq_detcable, max8997_muic_detect_cable_wq);
-	schedule_delayed_work(&info->wq_detcable, delay_jiffies);
+	queue_delayed_work(system_power_efficient_wq, &info->wq_detcable,
+			delay_jiffies);
 
 	return 0;
 
diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c
index ddff2b7..51db5bc 100644
--- a/drivers/extcon/extcon-palmas.c
+++ b/drivers/extcon/extcon-palmas.c
@@ -23,6 +23,7 @@
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 #include <linux/err.h>
 #include <linux/mfd/palmas.h>
 #include <linux/of.h>
@@ -188,11 +189,13 @@ static int palmas_usb_probe(struct platform_device *pdev)
 
 	palmas_usb->edev.supported_cable = palmas_extcon_cable;
 	palmas_usb->edev.dev.parent = palmas_usb->dev;
+	palmas_usb->edev.name = kstrdup(node->name, GFP_KERNEL);
 	palmas_usb->edev.mutually_exclusive = mutually_exclusive;
 
 	status = extcon_dev_register(&palmas_usb->edev);
 	if (status) {
 		dev_err(&pdev->dev, "failed to register extcon device\n");
+		kfree(palmas_usb->edev.name);
 		return status;
 	}
 
@@ -230,6 +233,7 @@ static int palmas_usb_probe(struct platform_device *pdev)
 
 fail_extcon:
 	extcon_dev_unregister(&palmas_usb->edev);
+	kfree(palmas_usb->edev.name);
 
 	return status;
 }
@@ -239,6 +243,7 @@ static int palmas_usb_remove(struct platform_device *pdev)
 	struct palmas_usb *palmas_usb = platform_get_drvdata(pdev);
 
 	extcon_dev_unregister(&palmas_usb->edev);
+	kfree(palmas_usb->edev.name);
 
 	return 0;
 }