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-rw-r--r--drivers/net/usb/hso.c18
-rw-r--r--drivers/net/usb/ipheth.c10
-rw-r--r--drivers/net/usb/lan78xx.c4
-rw-r--r--drivers/net/usb/qmi_wwan.c18
-rw-r--r--drivers/net/usb/r8152.c33
5 files changed, 57 insertions, 26 deletions
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 184c24baca15..d6916f787fce 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2807,6 +2807,12 @@ static int hso_get_config_data(struct usb_interface *interface)
return -EIO;
}
+ /* check if we have a valid interface */
+ if (if_num > 16) {
+ kfree(config_data);
+ return -EINVAL;
+ }
+
switch (config_data[if_num]) {
case 0x0:
result = 0;
@@ -2877,10 +2883,18 @@ static int hso_probe(struct usb_interface *interface,
/* Get the interface/port specification from either driver_info or from
* the device itself */
- if (id->driver_info)
+ if (id->driver_info) {
+ /* if_num is controlled by the device, driver_info is a 0 terminated
+ * array. Make sure, the access is in bounds! */
+ for (i = 0; i <= if_num; ++i)
+ if (((u32 *)(id->driver_info))[i] == 0)
+ goto exit;
port_spec = ((u32 *)(id->driver_info))[if_num];
- else
+ } else {
port_spec = hso_get_config_data(interface);
+ if (port_spec < 0)
+ goto exit;
+ }
/* Check if we need to switch to alt interfaces prior to port
* configuration */
diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
index 7275761a1177..3d8a70d3ea9b 100644
--- a/drivers/net/usb/ipheth.c
+++ b/drivers/net/usb/ipheth.c
@@ -140,7 +140,6 @@ struct ipheth_device {
struct usb_device *udev;
struct usb_interface *intf;
struct net_device *net;
- struct sk_buff *tx_skb;
struct urb *tx_urb;
struct urb *rx_urb;
unsigned char *tx_buf;
@@ -230,6 +229,7 @@ static void ipheth_rcvbulk_callback(struct urb *urb)
case -ENOENT:
case -ECONNRESET:
case -ESHUTDOWN:
+ case -EPROTO:
return;
case 0:
break;
@@ -281,7 +281,6 @@ static void ipheth_sndbulk_callback(struct urb *urb)
dev_err(&dev->intf->dev, "%s: urb status: %d\n",
__func__, status);
- dev_kfree_skb_irq(dev->tx_skb);
if (status == 0)
netif_wake_queue(dev->net);
else
@@ -423,7 +422,7 @@ static int ipheth_tx(struct sk_buff *skb, struct net_device *net)
if (skb->len > IPHETH_BUF_SIZE) {
WARN(1, "%s: skb too large: %d bytes\n", __func__, skb->len);
dev->net->stats.tx_dropped++;
- dev_kfree_skb_irq(skb);
+ dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
@@ -443,12 +442,11 @@ static int ipheth_tx(struct sk_buff *skb, struct net_device *net)
dev_err(&dev->intf->dev, "%s: usb_submit_urb: %d\n",
__func__, retval);
dev->net->stats.tx_errors++;
- dev_kfree_skb_irq(skb);
+ dev_kfree_skb_any(skb);
} else {
- dev->tx_skb = skb;
-
dev->net->stats.tx_packets++;
dev->net->stats.tx_bytes += skb->len;
+ dev_consume_skb_any(skb);
netif_stop_queue(net);
}
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index be1917be28f2..77d3c85febf1 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -2320,6 +2320,10 @@ static int lan78xx_set_mac_addr(struct net_device *netdev, void *p)
ret = lan78xx_write_reg(dev, RX_ADDRL, addr_lo);
ret = lan78xx_write_reg(dev, RX_ADDRH, addr_hi);
+ /* Added to support MAC address changes */
+ ret = lan78xx_write_reg(dev, MAF_LO(0), addr_lo);
+ ret = lan78xx_write_reg(dev, MAF_HI(0), addr_hi | MAF_HI_VALID_);
+
return 0;
}
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 72a55b6b4211..774e1ff01c9a 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -151,17 +151,18 @@ static bool qmimux_has_slaves(struct usbnet *dev)
static int qmimux_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
{
- unsigned int len, offset = sizeof(struct qmimux_hdr);
+ unsigned int len, offset = 0;
struct qmimux_hdr *hdr;
struct net_device *net;
struct sk_buff *skbn;
+ u8 qmimux_hdr_sz = sizeof(*hdr);
- while (offset < skb->len) {
- hdr = (struct qmimux_hdr *)skb->data;
+ while (offset + qmimux_hdr_sz < skb->len) {
+ hdr = (struct qmimux_hdr *)(skb->data + offset);
len = be16_to_cpu(hdr->pkt_len);
/* drop the packet, bogus length */
- if (offset + len > skb->len)
+ if (offset + len + qmimux_hdr_sz > skb->len)
return 0;
/* control packet, we do not know what to do */
@@ -176,7 +177,7 @@ static int qmimux_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
return 0;
skbn->dev = net;
- switch (skb->data[offset] & 0xf0) {
+ switch (skb->data[offset + qmimux_hdr_sz] & 0xf0) {
case 0x40:
skbn->protocol = htons(ETH_P_IP);
break;
@@ -188,12 +189,12 @@ static int qmimux_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
goto skip;
}
- skb_put_data(skbn, skb->data + offset, len);
+ skb_put_data(skbn, skb->data + offset + qmimux_hdr_sz, len);
if (netif_rx(skbn) != NET_RX_SUCCESS)
return 0;
skip:
- offset += len + sizeof(struct qmimux_hdr);
+ offset += len + qmimux_hdr_sz;
}
return 1;
}
@@ -1117,6 +1118,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x1435, 0xd181, 4)}, /* Wistron NeWeb D18Q1 */
{QMI_FIXED_INTF(0x1435, 0xd181, 5)}, /* Wistron NeWeb D18Q1 */
{QMI_FIXED_INTF(0x1435, 0xd191, 4)}, /* Wistron NeWeb D19Q1 */
+ {QMI_QUIRK_SET_DTR(0x1508, 0x1001, 4)}, /* Fibocom NL668 series */
{QMI_FIXED_INTF(0x16d8, 0x6003, 0)}, /* CMOTech 6003 */
{QMI_FIXED_INTF(0x16d8, 0x6007, 0)}, /* CMOTech CHE-628S */
{QMI_FIXED_INTF(0x16d8, 0x6008, 0)}, /* CMOTech CMU-301 */
@@ -1229,6 +1231,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x1bc7, 0x1101, 3)}, /* Telit ME910 dual modem */
{QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */
{QMI_QUIRK_SET_DTR(0x1bc7, 0x1201, 2)}, /* Telit LE920, LE920A4 */
+ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1900, 1)}, /* Telit LN940 series */
{QMI_FIXED_INTF(0x1c9e, 0x9801, 3)}, /* Telewell TW-3G HSPA+ */
{QMI_FIXED_INTF(0x1c9e, 0x9803, 4)}, /* Telewell TW-3G HSPA+ */
{QMI_FIXED_INTF(0x1c9e, 0x9b01, 3)}, /* XS Stick W100-2 from 4G Systems */
@@ -1263,6 +1266,7 @@ static const struct usb_device_id products[] = {
{QMI_QUIRK_SET_DTR(0x2c7c, 0x0121, 4)}, /* Quectel EC21 Mini PCIe */
{QMI_QUIRK_SET_DTR(0x2c7c, 0x0191, 4)}, /* Quectel EG91 */
{QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */
+ {QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)}, /* Fibocom NL678 series */
/* 4. Gobi 1000 devices */
{QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index f1b5201cc320..60dd1ec1665f 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -129,6 +129,7 @@
#define USB_UPS_CTRL 0xd800
#define USB_POWER_CUT 0xd80a
#define USB_MISC_0 0xd81a
+#define USB_MISC_1 0xd81f
#define USB_AFE_CTRL2 0xd824
#define USB_UPS_CFG 0xd842
#define USB_UPS_FLAGS 0xd848
@@ -555,6 +556,7 @@ enum spd_duplex {
/* MAC PASSTHRU */
#define AD_MASK 0xfee0
+#define BND_MASK 0x0004
#define EFUSE 0xcfdb
#define PASS_THRU_MASK 0x1
@@ -1150,7 +1152,7 @@ out1:
return ret;
}
-/* Devices containing RTL8153-AD can support a persistent
+/* Devices containing proper chips can support a persistent
* host system provided MAC address.
* Examples of this are Dell TB15 and Dell WD15 docks
*/
@@ -1165,13 +1167,23 @@ static int vendor_mac_passthru_addr_read(struct r8152 *tp, struct sockaddr *sa)
/* test for -AD variant of RTL8153 */
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_MISC_0);
- if ((ocp_data & AD_MASK) != 0x1000)
- return -ENODEV;
-
- /* test for MAC address pass-through bit */
- ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, EFUSE);
- if ((ocp_data & PASS_THRU_MASK) != 1)
- return -ENODEV;
+ if ((ocp_data & AD_MASK) == 0x1000) {
+ /* test for MAC address pass-through bit */
+ ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, EFUSE);
+ if ((ocp_data & PASS_THRU_MASK) != 1) {
+ netif_dbg(tp, probe, tp->netdev,
+ "No efuse for RTL8153-AD MAC pass through\n");
+ return -ENODEV;
+ }
+ } else {
+ /* test for RTL8153-BND */
+ ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_MISC_1);
+ if ((ocp_data & BND_MASK) == 0) {
+ netif_dbg(tp, probe, tp->netdev,
+ "Invalid variant for MAC pass through\n");
+ return -ENODEV;
+ }
+ }
/* returns _AUXMAC_#AABBCCDDEEFF# */
status = acpi_evaluate_object(NULL, "\\_SB.AMAC", NULL, &buffer);
@@ -1217,9 +1229,8 @@ static int set_ethernet_addr(struct r8152 *tp)
if (tp->version == RTL_VER_01) {
ret = pla_ocp_read(tp, PLA_IDR, 8, sa.sa_data);
} else {
- /* if this is not an RTL8153-AD, no eFuse mac pass thru set,
- * or system doesn't provide valid _SB.AMAC this will be
- * be expected to non-zero
+ /* if device doesn't support MAC pass through this will
+ * be expected to be non-zero
*/
ret = vendor_mac_passthru_addr_read(tp, &sa);
if (ret < 0)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.