4 files changed, 29 insertions, 12 deletions

diff --git a/drivers/net/usb/aqc111.c b/drivers/net/usb/aqc111.c
index a017e9de2119..7b8afa589a53 100644
--- a/drivers/net/usb/aqc111.c
+++ b/drivers/net/usb/aqc111.c
@@ -1079,17 +1079,17 @@ static int aqc111_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
 	u16 pkt_count = 0;
 	u64 desc_hdr = 0;
 	u16 vlan_tag = 0;
-	u32 skb_len = 0;
+	u32 skb_len;
 
 	if (!skb)
 		goto err;
 
-	if (skb->len == 0)
+	skb_len = skb->len;
+	if (skb_len < sizeof(desc_hdr))
 		goto err;
 
-	skb_len = skb->len;
 	/* RX Descriptor Header */
-	skb_trim(skb, skb->len - sizeof(desc_hdr));
+	skb_trim(skb, skb_len - sizeof(desc_hdr));
 	desc_hdr = le64_to_cpup((u64 *)skb_tail_pointer(skb));
 
 	/* Check these packets */
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index aff39bf3161d..4ea0e155bb0d 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1583,11 +1583,11 @@ static int ax88179_reset(struct usbnet *dev)
 
 	*tmp16 = AX_PHYPWR_RSTCTL_IPRL;
 	ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
-	msleep(200);
+	msleep(500);
 
 	*tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
 	ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp);
-	msleep(100);
+	msleep(200);
 
 	/* Ethernet PHY Auto Detach*/
 	ax88179_auto_detach(dev);
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 344af3c5c836..e2e181378f41 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1289,6 +1289,7 @@ static const struct usb_device_id products[] = {
 	{QMI_FIXED_INTF(0x19d2, 0x0168, 4)},
 	{QMI_FIXED_INTF(0x19d2, 0x0176, 3)},
 	{QMI_FIXED_INTF(0x19d2, 0x0178, 3)},
+	{QMI_FIXED_INTF(0x19d2, 0x0189, 4)},    /* ZTE MF290 */
 	{QMI_FIXED_INTF(0x19d2, 0x0191, 4)},	/* ZTE EuFi890 */
 	{QMI_FIXED_INTF(0x19d2, 0x0199, 1)},	/* ZTE MF820S */
 	{QMI_FIXED_INTF(0x19d2, 0x0200, 1)},
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 2c5c1e91ded6..9bf2140fd0a1 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3000,6 +3000,8 @@ static void rtl8152_nic_reset(struct r8152 *tp)
 		ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CR, CR_RST);
 
 		for (i = 0; i < 1000; i++) {
+			if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+				break;
 			if (!(ocp_read_byte(tp, MCU_TYPE_PLA, PLA_CR) & CR_RST))
 				break;
 			usleep_range(100, 400);
@@ -3329,6 +3331,8 @@ static void rtl_disable(struct r8152 *tp)
 	rxdy_gated_en(tp, true);
 
 	for (i = 0; i < 1000; i++) {
+		if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+			break;
 		ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
 		if ((ocp_data & FIFO_EMPTY) == FIFO_EMPTY)
 			break;
@@ -3336,6 +3340,8 @@ static void rtl_disable(struct r8152 *tp)
 	}
 
 	for (i = 0; i < 1000; i++) {
+		if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+			break;
 		if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_TCR0) & TCR0_TX_EMPTY)
 			break;
 		usleep_range(1000, 2000);
@@ -5499,6 +5505,8 @@ static void wait_oob_link_list_ready(struct r8152 *tp)
 	int i;
 
 	for (i = 0; i < 1000; i++) {
+		if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+			break;
 		ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
 		if (ocp_data & LINK_LIST_READY)
 			break;
@@ -5513,6 +5521,8 @@ static void r8156b_wait_loading_flash(struct r8152 *tp)
 		int i;
 
 		for (i = 0; i < 100; i++) {
+			if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+				break;
 			if (ocp_read_word(tp, MCU_TYPE_USB, USB_GPHY_CTRL) & GPHY_PATCH_DONE)
 				break;
 			usleep_range(1000, 2000);
@@ -5635,6 +5645,8 @@ static int r8153_pre_firmware_1(struct r8152 *tp)
 	for (i = 0; i < 104; i++) {
 		u32 ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_WDT1_CTRL);
 
+		if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+			return -ENODEV;
 		if (!(ocp_data & WTD1_EN))
 			break;
 		usleep_range(1000, 2000);
@@ -5791,6 +5803,8 @@ static void r8153_aldps_en(struct r8152 *tp, bool enable)
 		data &= ~EN_ALDPS;
 		ocp_reg_write(tp, OCP_POWER_CFG, data);
 		for (i = 0; i < 20; i++) {
+			if (test_bit(RTL8152_INACCESSIBLE, &tp->flags))
+				return;
 			usleep_range(1000, 2000);
 			if (ocp_read_word(tp, MCU_TYPE_PLA, 0xe000) & 0x0100)
 				break;
@@ -8397,6 +8411,8 @@ static int rtl8152_pre_reset(struct usb_interface *intf)
 	struct r8152 *tp = usb_get_intfdata(intf);
 	struct net_device *netdev;
 
+	rtnl_lock();
+
 	if (!tp || !test_bit(PROBED_WITH_NO_ERRORS, &tp->flags))
 		return 0;
 
@@ -8428,20 +8444,17 @@ static int rtl8152_post_reset(struct usb_interface *intf)
 	struct sockaddr sa;
 
 	if (!tp || !test_bit(PROBED_WITH_NO_ERRORS, &tp->flags))
-		return 0;
+		goto exit;
 
 	rtl_set_accessible(tp);
 
 	/* reset the MAC address in case of policy change */
-	if (determine_ethernet_addr(tp, &sa) >= 0) {
-		rtnl_lock();
+	if (determine_ethernet_addr(tp, &sa) >= 0)
 		dev_set_mac_address (tp->netdev, &sa, NULL);
-		rtnl_unlock();
-	}
 
 	netdev = tp->netdev;
 	if (!netif_running(netdev))
-		return 0;
+		goto exit;
 
 	set_bit(WORK_ENABLE, &tp->flags);
 	if (netif_carrier_ok(netdev)) {
@@ -8460,6 +8473,8 @@ static int rtl8152_post_reset(struct usb_interface *intf)
 	if (!list_empty(&tp->rx_done))
 		napi_schedule(&tp->napi);
 
+exit:
+	rtnl_unlock();
 	return 0;
 }
 
@@ -10034,6 +10049,7 @@ static const struct usb_device_id rtl8152_table[] = {
 	{ USB_DEVICE(VENDOR_ID_NVIDIA,  0x09ff) },
 	{ USB_DEVICE(VENDOR_ID_TPLINK,  0x0601) },
 	{ USB_DEVICE(VENDOR_ID_DLINK,   0xb301) },
+	{ USB_DEVICE(VENDOR_ID_ASUS,    0x1976) },
 	{}
 };