diff --git a/[refs] b/[refs]
index ca2dde94f88a..4dd47a277ef7 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ec32115db2bcb7133171c6a036107ca7eb62267f
+refs/heads/master: 6f0a0986e328dd61610d898a09c9f4aa960ae64a
diff --git a/trunk/drivers/net/usb/usbnet.c b/trunk/drivers/net/usb/usbnet.c
index 0ac1ff3571cb..5bf77171f452 100644
--- a/trunk/drivers/net/usb/usbnet.c
+++ b/trunk/drivers/net/usb/usbnet.c
@@ -1670,8 +1670,14 @@ static int __usbnet_write_cmd(struct usbnet *dev, u8 cmd, u8 reqtype,
 int usbnet_read_cmd(struct usbnet *dev, u8 cmd, u8 reqtype,
 		    u16 value, u16 index, void *data, u16 size)
 {
-	return __usbnet_read_cmd(dev, cmd, reqtype, value, index,
-				 data, size);
+	int ret;
+
+	if (usb_autopm_get_interface(dev->intf) < 0)
+		return -ENODEV;
+	ret = __usbnet_read_cmd(dev, cmd, reqtype, value, index,
+				data, size);
+	usb_autopm_put_interface(dev->intf);
+	return ret;
 }
 EXPORT_SYMBOL_GPL(usbnet_read_cmd);
 
@@ -1682,8 +1688,14 @@ EXPORT_SYMBOL_GPL(usbnet_read_cmd);
 int usbnet_write_cmd(struct usbnet *dev, u8 cmd, u8 reqtype,
 		     u16 value, u16 index, const void *data, u16 size)
 {
-	return __usbnet_write_cmd(dev, cmd, reqtype, value, index,
-				  data, size);
+	int ret;
+
+	if (usb_autopm_get_interface(dev->intf) < 0)
+		return -ENODEV;
+	ret = __usbnet_write_cmd(dev, cmd, reqtype, value, index,
+				 data, size);
+	usb_autopm_put_interface(dev->intf);
+	return ret;
 }
 EXPORT_SYMBOL_GPL(usbnet_write_cmd);