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net: usb: cdc_ether: fix checkpatch errors and warnings
Signed-off-by: Fabio Porcedda <fabio.porcedda@gmail.com> Acked-by: Oliver Neukum <oliver@neukum.org> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
0092820407
commit
8857ec2871
1 changed files with 20 additions and 27 deletions
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@ -33,7 +33,7 @@
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#include <linux/usb/usbnet.h>
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#if defined(CONFIG_USB_NET_RNDIS_HOST) || defined(CONFIG_USB_NET_RNDIS_HOST_MODULE)
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#if IS_ENABLED(CONFIG_USB_NET_RNDIS_HOST)
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static int is_rndis(struct usb_interface_descriptor *desc)
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{
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@ -69,8 +69,7 @@ static const u8 mbm_guid[16] = {
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0xa6, 0x07, 0xc0, 0xff, 0xcb, 0x7e, 0x39, 0x2a,
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};
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/*
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* probes control interface, claims data interface, collects the bulk
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/* probes control interface, claims data interface, collects the bulk
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* endpoints, activates data interface (if needed), maybe sets MTU.
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* all pure cdc, except for certain firmware workarounds, and knowing
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* that rndis uses one different rule.
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@ -88,7 +87,7 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
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struct usb_cdc_mdlm_desc *desc = NULL;
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struct usb_cdc_mdlm_detail_desc *detail = NULL;
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if (sizeof dev->data < sizeof *info)
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if (sizeof(dev->data) < sizeof(*info))
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return -EDOM;
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/* expect strict spec conformance for the descriptors, but
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@ -126,10 +125,10 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
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is_activesync(&intf->cur_altsetting->desc) ||
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is_wireless_rndis(&intf->cur_altsetting->desc));
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memset(info, 0, sizeof *info);
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memset(info, 0, sizeof(*info));
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info->control = intf;
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while (len > 3) {
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if (buf [1] != USB_DT_CS_INTERFACE)
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if (buf[1] != USB_DT_CS_INTERFACE)
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goto next_desc;
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/* use bDescriptorSubType to identify the CDC descriptors.
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@ -139,14 +138,14 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
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* in favor of a complicated OID-based RPC scheme doing what
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* CDC Ethernet achieves with a simple descriptor.
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*/
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switch (buf [2]) {
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switch (buf[2]) {
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case USB_CDC_HEADER_TYPE:
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if (info->header) {
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dev_dbg(&intf->dev, "extra CDC header\n");
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goto bad_desc;
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}
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info->header = (void *) buf;
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if (info->header->bLength != sizeof *info->header) {
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if (info->header->bLength != sizeof(*info->header)) {
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dev_dbg(&intf->dev, "CDC header len %u\n",
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info->header->bLength);
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goto bad_desc;
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@ -175,7 +174,7 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
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goto bad_desc;
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}
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info->u = (void *) buf;
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if (info->u->bLength != sizeof *info->u) {
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if (info->u->bLength != sizeof(*info->u)) {
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dev_dbg(&intf->dev, "CDC union len %u\n",
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info->u->bLength);
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goto bad_desc;
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@ -233,7 +232,7 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
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goto bad_desc;
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}
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info->ether = (void *) buf;
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if (info->ether->bLength != sizeof *info->ether) {
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if (info->ether->bLength != sizeof(*info->ether)) {
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dev_dbg(&intf->dev, "CDC ether len %u\n",
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info->ether->bLength);
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goto bad_desc;
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@ -274,8 +273,8 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf)
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break;
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}
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next_desc:
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len -= buf [0]; /* bLength */
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buf += buf [0];
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len -= buf[0]; /* bLength */
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buf += buf[0];
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}
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/* Microsoft ActiveSync based and some regular RNDIS devices lack the
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@ -379,9 +378,7 @@ void usbnet_cdc_unbind(struct usbnet *dev, struct usb_interface *intf)
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}
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EXPORT_SYMBOL_GPL(usbnet_cdc_unbind);
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/*-------------------------------------------------------------------------
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*
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* Communications Device Class, Ethernet Control model
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/* Communications Device Class, Ethernet Control model
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*
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* Takes two interfaces. The DATA interface is inactive till an altsetting
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* is selected. Configuration data includes class descriptors. There's
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@ -389,8 +386,7 @@ EXPORT_SYMBOL_GPL(usbnet_cdc_unbind);
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*
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* This should interop with whatever the 2.4 "CDCEther.c" driver
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* (by Brad Hards) talked with, with more functionality.
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*
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*-------------------------------------------------------------------------*/
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*/
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static void dumpspeed(struct usbnet *dev, __le32 *speeds)
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{
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@ -404,7 +400,7 @@ void usbnet_cdc_status(struct usbnet *dev, struct urb *urb)
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{
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struct usb_cdc_notification *event;
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if (urb->actual_length < sizeof *event)
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if (urb->actual_length < sizeof(*event))
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return;
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/* SPEED_CHANGE can get split into two 8-byte packets */
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@ -423,7 +419,7 @@ void usbnet_cdc_status(struct usbnet *dev, struct urb *urb)
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case USB_CDC_NOTIFY_SPEED_CHANGE: /* tx/rx rates */
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netif_dbg(dev, timer, dev->net, "CDC: speed change (len %d)\n",
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urb->actual_length);
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if (urb->actual_length != (sizeof *event + 8))
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if (urb->actual_length != (sizeof(*event) + 8))
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set_bit(EVENT_STS_SPLIT, &dev->flags);
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else
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dumpspeed(dev, (__le32 *) &event[1]);
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@ -469,7 +465,6 @@ EXPORT_SYMBOL_GPL(usbnet_cdc_bind);
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static const struct driver_info cdc_info = {
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.description = "CDC Ethernet Device",
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.flags = FLAG_ETHER | FLAG_POINTTOPOINT,
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// .check_connect = cdc_check_connect,
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.bind = usbnet_cdc_bind,
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.unbind = usbnet_cdc_unbind,
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.status = usbnet_cdc_status,
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@ -493,9 +488,8 @@ static const struct driver_info wwan_info = {
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#define DELL_VENDOR_ID 0x413C
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#define REALTEK_VENDOR_ID 0x0bda
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static const struct usb_device_id products [] = {
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/*
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* BLACKLIST !!
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static const struct usb_device_id products[] = {
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/* BLACKLIST !!
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*
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* First blacklist any products that are egregiously nonconformant
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* with the CDC Ethernet specs. Minor braindamage we cope with; when
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@ -542,7 +536,7 @@ static const struct usb_device_id products [] = {
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.driver_info = 0,
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}, {
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.match_flags = USB_DEVICE_ID_MATCH_INT_INFO
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| USB_DEVICE_ID_MATCH_DEVICE,
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| USB_DEVICE_ID_MATCH_DEVICE,
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.idVendor = 0x04DD,
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.idProduct = 0x8007, /* C-700 */
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ZAURUS_MASTER_INTERFACE,
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@ -659,8 +653,7 @@ static const struct usb_device_id products [] = {
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.driver_info = 0,
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},
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/*
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* WHITELIST!!!
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/* WHITELIST!!!
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*
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* CDC Ether uses two interfaces, not necessarily consecutive.
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* We match the main interface, ignoring the optional device
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@ -749,7 +742,7 @@ static const struct usb_device_id products [] = {
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.bInterfaceProtocol = 255,
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.driver_info = (unsigned long)&wwan_info,
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},
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{ }, // END
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{ }, /* END */
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};
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MODULE_DEVICE_TABLE(usb, products);
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