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Date: Wed, 8 Sep 2010 02:54:02 +0300
From: Mihai Donțu <mihai.dontu@...il.com>
To: Greg KH <gregkh@...e.de>
Cc: "Gadiyar, Anand" <gadiyar@...com>,
Maxim Osipov <maxim.osipov@...il.com>,
Sergei Shtylyov <sshtylyov@...sta.com>,
David Brownell <dbrownell@...rs.sourceforge.net>,
linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] USB: Fix kernel oops with g_ether and Windows
On Wednesday 08 September 2010 00:29:15 Greg KH wrote:
> On Tue, Sep 07, 2010 at 04:18:23PM +0530, Gadiyar, Anand wrote:
> > Since Greg has already sent a pull request, I won't touch the file
> > now; maybe a trivial patch later on to fix up the coding style.
>
> That would be fine to have, I'd gladly accept it.
Would something like the following do? It's against:
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6.git
Corrected the coding style.
Signed-off-by: Mihai Dontu <mihai.dontu@...il.com>
---
drivers/usb/gadget/rndis.c | 492 ++++++++++++++++++++++----------------------
1 files changed, 244 insertions(+), 248 deletions(-)
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index 972d5dd..6a7dd91 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -61,17 +61,17 @@ MODULE_PARM_DESC (rndis_debug, "enable debugging");
#define RNDIS_MAX_CONFIGS 1
-static rndis_params rndis_per_dev_params [RNDIS_MAX_CONFIGS];
+static rndis_params rndis_per_dev_params[RNDIS_MAX_CONFIGS];
/* Driver Version */
-static const __le32 rndis_driver_version = cpu_to_le32 (1);
+static const __le32 rndis_driver_version = cpu_to_le32(1);
/* Function Prototypes */
-static rndis_resp_t *rndis_add_response (int configNr, u32 length);
+static rndis_resp_t *rndis_add_response(int configNr, u32 length);
/* supported OIDs */
-static const u32 oid_supported_list [] =
+static const u32 oid_supported_list[] =
{
/* the general stuff */
OID_GEN_SUPPORTED_LIST,
@@ -161,21 +161,20 @@ static const u32 oid_supported_list [] =
/* NDIS Functions */
-static int
-gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
- rndis_resp_t *r)
+static int gen_ndis_query_resp(int configNr, u32 OID, u8 *buf,
+ unsigned buf_len, rndis_resp_t *r)
{
- int retval = -ENOTSUPP;
- u32 length = 4; /* usually */
- __le32 *outbuf;
- int i, count;
- rndis_query_cmplt_type *resp;
- struct net_device *net;
+ int retval = -ENOTSUPP;
+ u32 length = 4; /* usually */
+ __le32 *outbuf;
+ int i, count;
+ rndis_query_cmplt_type *resp;
+ struct net_device *net;
struct rtnl_link_stats64 temp;
const struct rtnl_link_stats64 *stats;
if (!r) return -ENOMEM;
- resp = (rndis_query_cmplt_type *) r->buf;
+ resp = (rndis_query_cmplt_type *)r->buf;
if (!resp) return -ENOMEM;
@@ -191,8 +190,8 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
}
/* response goes here, right after the header */
- outbuf = (__le32 *) &resp[1];
- resp->InformationBufferOffset = cpu_to_le32 (16);
+ outbuf = (__le32 *)&resp[1];
+ resp->InformationBufferOffset = cpu_to_le32(16);
net = rndis_per_dev_params[configNr].dev;
stats = dev_get_stats(net, &temp);
@@ -204,10 +203,10 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_GEN_SUPPORTED_LIST:
pr_debug("%s: OID_GEN_SUPPORTED_LIST\n", __func__);
- length = sizeof (oid_supported_list);
- count = length / sizeof (u32);
+ length = sizeof(oid_supported_list);
+ count = length / sizeof(u32);
for (i = 0; i < count; i++)
- outbuf[i] = cpu_to_le32 (oid_supported_list[i]);
+ outbuf[i] = cpu_to_le32(oid_supported_list[i]);
retval = 0;
break;
@@ -220,14 +219,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
* reddite ergo quae sunt Caesaris Caesari
* et quae sunt Dei Deo!
*/
- *outbuf = cpu_to_le32 (0);
+ *outbuf = cpu_to_le32(0);
retval = 0;
break;
/* mandatory */
case OID_GEN_MEDIA_SUPPORTED:
pr_debug("%s: OID_GEN_MEDIA_SUPPORTED\n", __func__);
- *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium);
+ *outbuf = cpu_to_le32(rndis_per_dev_params[configNr].medium);
retval = 0;
break;
@@ -235,16 +234,16 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
case OID_GEN_MEDIA_IN_USE:
pr_debug("%s: OID_GEN_MEDIA_IN_USE\n", __func__);
/* one medium, one transport... (maybe you do it better) */
- *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium);
+ *outbuf = cpu_to_le32(rndis_per_dev_params[configNr].medium);
retval = 0;
break;
/* mandatory */
case OID_GEN_MAXIMUM_FRAME_SIZE:
pr_debug("%s: OID_GEN_MAXIMUM_FRAME_SIZE\n", __func__);
- if (rndis_per_dev_params [configNr].dev) {
- *outbuf = cpu_to_le32 (
- rndis_per_dev_params [configNr].dev->mtu);
+ if (rndis_per_dev_params[configNr].dev) {
+ *outbuf = cpu_to_le32(
+ rndis_per_dev_params[configNr].dev->mtu);
retval = 0;
}
break;
@@ -253,21 +252,21 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
case OID_GEN_LINK_SPEED:
if (rndis_debug > 1)
pr_debug("%s: OID_GEN_LINK_SPEED\n", __func__);
- if (rndis_per_dev_params [configNr].media_state
+ if (rndis_per_dev_params[configNr].media_state
== NDIS_MEDIA_STATE_DISCONNECTED)
- *outbuf = cpu_to_le32 (0);
+ *outbuf = cpu_to_le32(0);
else
- *outbuf = cpu_to_le32 (
- rndis_per_dev_params [configNr].speed);
+ *outbuf = cpu_to_le32(
+ rndis_per_dev_params[configNr].speed);
retval = 0;
break;
/* mandatory */
case OID_GEN_TRANSMIT_BLOCK_SIZE:
pr_debug("%s: OID_GEN_TRANSMIT_BLOCK_SIZE\n", __func__);
- if (rndis_per_dev_params [configNr].dev) {
- *outbuf = cpu_to_le32 (
- rndis_per_dev_params [configNr].dev->mtu);
+ if (rndis_per_dev_params[configNr].dev) {
+ *outbuf = cpu_to_le32(
+ rndis_per_dev_params[configNr].dev->mtu);
retval = 0;
}
break;
@@ -275,9 +274,9 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_GEN_RECEIVE_BLOCK_SIZE:
pr_debug("%s: OID_GEN_RECEIVE_BLOCK_SIZE\n", __func__);
- if (rndis_per_dev_params [configNr].dev) {
- *outbuf = cpu_to_le32 (
- rndis_per_dev_params [configNr].dev->mtu);
+ if (rndis_per_dev_params[configNr].dev) {
+ *outbuf = cpu_to_le32(
+ rndis_per_dev_params[configNr].dev->mtu);
retval = 0;
}
break;
@@ -285,18 +284,20 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_GEN_VENDOR_ID:
pr_debug("%s: OID_GEN_VENDOR_ID\n", __func__);
- *outbuf = cpu_to_le32 (
- rndis_per_dev_params [configNr].vendorID);
+ *outbuf = cpu_to_le32(
+ rndis_per_dev_params[configNr].vendorID);
retval = 0;
break;
/* mandatory */
case OID_GEN_VENDOR_DESCRIPTION:
pr_debug("%s: OID_GEN_VENDOR_DESCRIPTION\n", __func__);
- if ( rndis_per_dev_params [configNr].vendorDescr ) {
- length = strlen (rndis_per_dev_params [configNr].vendorDescr);
- memcpy (outbuf,
- rndis_per_dev_params [configNr].vendorDescr, length);
+ if (rndis_per_dev_params[configNr].vendorDescr) {
+ length = strlen(rndis_per_dev_params[configNr].
+ vendorDescr);
+ memcpy(outbuf,
+ rndis_per_dev_params[configNr].vendorDescr,
+ length);
} else {
outbuf[0] = 0;
}
@@ -313,7 +314,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_GEN_CURRENT_PACKET_FILTER:
pr_debug("%s: OID_GEN_CURRENT_PACKET_FILTER\n", __func__);
- *outbuf = cpu_to_le32 (*rndis_per_dev_params[configNr].filter);
+ *outbuf = cpu_to_le32(*rndis_per_dev_params[configNr].filter);
retval = 0;
break;
@@ -328,14 +329,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
case OID_GEN_MEDIA_CONNECT_STATUS:
if (rndis_debug > 1)
pr_debug("%s: OID_GEN_MEDIA_CONNECT_STATUS\n", __func__);
- *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ *outbuf = cpu_to_le32(rndis_per_dev_params[configNr]
.media_state);
retval = 0;
break;
case OID_GEN_PHYSICAL_MEDIUM:
pr_debug("%s: OID_GEN_PHYSICAL_MEDIUM\n", __func__);
- *outbuf = cpu_to_le32 (0);
+ *outbuf = cpu_to_le32(0);
retval = 0;
break;
@@ -409,10 +410,10 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_802_3_PERMANENT_ADDRESS:
pr_debug("%s: OID_802_3_PERMANENT_ADDRESS\n", __func__);
- if (rndis_per_dev_params [configNr].dev) {
+ if (rndis_per_dev_params[configNr].dev) {
length = ETH_ALEN;
- memcpy (outbuf,
- rndis_per_dev_params [configNr].host_mac,
+ memcpy(outbuf,
+ rndis_per_dev_params[configNr].host_mac,
length);
retval = 0;
}
@@ -421,9 +422,9 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_802_3_CURRENT_ADDRESS:
pr_debug("%s: OID_802_3_CURRENT_ADDRESS\n", __func__);
- if (rndis_per_dev_params [configNr].dev) {
+ if (rndis_per_dev_params[configNr].dev) {
length = ETH_ALEN;
- memcpy (outbuf,
+ memcpy(outbuf,
rndis_per_dev_params [configNr].host_mac,
length);
retval = 0;
@@ -434,7 +435,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
case OID_802_3_MULTICAST_LIST:
pr_debug("%s: OID_802_3_MULTICAST_LIST\n", __func__);
/* Multicast base address only */
- *outbuf = cpu_to_le32 (0xE0000000);
+ *outbuf = cpu_to_le32(0xE0000000);
retval = 0;
break;
@@ -442,7 +443,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
case OID_802_3_MAXIMUM_LIST_SIZE:
pr_debug("%s: OID_802_3_MAXIMUM_LIST_SIZE\n", __func__);
/* Multicast base address only */
- *outbuf = cpu_to_le32 (1);
+ *outbuf = cpu_to_le32(1);
retval = 0;
break;
@@ -466,14 +467,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
/* mandatory */
case OID_802_3_XMIT_ONE_COLLISION:
pr_debug("%s: OID_802_3_XMIT_ONE_COLLISION\n", __func__);
- *outbuf = cpu_to_le32 (0);
+ *outbuf = cpu_to_le32(0);
retval = 0;
break;
/* mandatory */
case OID_802_3_XMIT_MORE_COLLISIONS:
pr_debug("%s: OID_802_3_XMIT_MORE_COLLISIONS\n", __func__);
- *outbuf = cpu_to_le32 (0);
+ *outbuf = cpu_to_le32(0);
retval = 0;
break;
@@ -484,22 +485,22 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
if (retval < 0)
length = 0;
- resp->InformationBufferLength = cpu_to_le32 (length);
- r->length = length + sizeof *resp;
- resp->MessageLength = cpu_to_le32 (r->length);
+ resp->InformationBufferLength = cpu_to_le32(length);
+ r->length = length + sizeof(*resp);
+ resp->MessageLength = cpu_to_le32(r->length);
return retval;
}
-static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
- rndis_resp_t *r)
+static int gen_ndis_set_resp(u8 configNr, u32 OID, u8 *buf, u32 buf_len,
+ rndis_resp_t *r)
{
- rndis_set_cmplt_type *resp;
- int i, retval = -ENOTSUPP;
- struct rndis_params *params;
+ rndis_set_cmplt_type *resp;
+ int i, retval = -ENOTSUPP;
+ struct rndis_params *params;
if (!r)
return -ENOMEM;
- resp = (rndis_set_cmplt_type *) r->buf;
+ resp = (rndis_set_cmplt_type *)r->buf;
if (!resp)
return -ENOMEM;
@@ -514,7 +515,7 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
}
}
- params = &rndis_per_dev_params [configNr];
+ params = &rndis_per_dev_params[configNr];
switch (OID) {
case OID_GEN_CURRENT_PACKET_FILTER:
@@ -537,11 +538,11 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
params->state = RNDIS_DATA_INITIALIZED;
netif_carrier_on(params->dev);
if (netif_running(params->dev))
- netif_wake_queue (params->dev);
+ netif_wake_queue(params->dev);
} else {
params->state = RNDIS_INITIALIZED;
- netif_carrier_off (params->dev);
- netif_stop_queue (params->dev);
+ netif_carrier_off(params->dev);
+ netif_stop_queue(params->dev);
}
break;
@@ -563,48 +564,47 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
* Response Functions
*/
-static int rndis_init_response (int configNr, rndis_init_msg_type *buf)
+static int rndis_init_response(int configNr, rndis_init_msg_type *buf)
{
- rndis_init_cmplt_type *resp;
- rndis_resp_t *r;
- struct rndis_params *params = rndis_per_dev_params + configNr;
+ rndis_init_cmplt_type *resp;
+ rndis_resp_t *r;
+ struct rndis_params *params = rndis_per_dev_params + configNr;
if (!params->dev)
return -ENOTSUPP;
- r = rndis_add_response (configNr, sizeof (rndis_init_cmplt_type));
+ r = rndis_add_response(configNr, sizeof(rndis_init_cmplt_type));
if (!r)
return -ENOMEM;
- resp = (rndis_init_cmplt_type *) r->buf;
+ resp = (rndis_init_cmplt_type *)r->buf;
- resp->MessageType = cpu_to_le32 (
- REMOTE_NDIS_INITIALIZE_CMPLT);
- resp->MessageLength = cpu_to_le32 (52);
+ resp->MessageType = cpu_to_le32(REMOTE_NDIS_INITIALIZE_CMPLT);
+ resp->MessageLength = cpu_to_le32(52);
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
- resp->Status = cpu_to_le32 (RNDIS_STATUS_SUCCESS);
- resp->MajorVersion = cpu_to_le32 (RNDIS_MAJOR_VERSION);
- resp->MinorVersion = cpu_to_le32 (RNDIS_MINOR_VERSION);
- resp->DeviceFlags = cpu_to_le32 (RNDIS_DF_CONNECTIONLESS);
- resp->Medium = cpu_to_le32 (RNDIS_MEDIUM_802_3);
- resp->MaxPacketsPerTransfer = cpu_to_le32 (1);
- resp->MaxTransferSize = cpu_to_le32 (
+ resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
+ resp->MajorVersion = cpu_to_le32(RNDIS_MAJOR_VERSION);
+ resp->MinorVersion = cpu_to_le32(RNDIS_MINOR_VERSION);
+ resp->DeviceFlags = cpu_to_le32(RNDIS_DF_CONNECTIONLESS);
+ resp->Medium = cpu_to_le32(RNDIS_MEDIUM_802_3);
+ resp->MaxPacketsPerTransfer = cpu_to_le32(1);
+ resp->MaxTransferSize = cpu_to_le32(
params->dev->mtu
- + sizeof (struct ethhdr)
- + sizeof (struct rndis_packet_msg_type)
+ + sizeof(struct ethhdr)
+ + sizeof(struct rndis_packet_msg_type)
+ 22);
- resp->PacketAlignmentFactor = cpu_to_le32 (0);
- resp->AFListOffset = cpu_to_le32 (0);
- resp->AFListSize = cpu_to_le32 (0);
+ resp->PacketAlignmentFactor = cpu_to_le32(0);
+ resp->AFListOffset = cpu_to_le32(0);
+ resp->AFListSize = cpu_to_le32(0);
params->resp_avail(params->v);
return 0;
}
-static int rndis_query_response (int configNr, rndis_query_msg_type *buf)
+static int rndis_query_response(int configNr, rndis_query_msg_type *buf)
{
rndis_query_cmplt_type *resp;
- rndis_resp_t *r;
- struct rndis_params *params = rndis_per_dev_params + configNr;
+ rndis_resp_t *r;
+ struct rndis_params *params = rndis_per_dev_params + configNr;
/* pr_debug("%s: OID = %08X\n", __func__, cpu_to_le32(buf->OID)); */
if (!params->dev)
@@ -616,47 +616,46 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf)
* rndis_query_cmplt_type followed by data.
* oid_supported_list is the largest data reply
*/
- r = rndis_add_response (configNr,
- sizeof (oid_supported_list) + sizeof(rndis_query_cmplt_type));
+ r = rndis_add_response(configNr,
+ sizeof(oid_supported_list) + sizeof(rndis_query_cmplt_type));
if (!r)
return -ENOMEM;
- resp = (rndis_query_cmplt_type *) r->buf;
+ resp = (rndis_query_cmplt_type *)r->buf;
- resp->MessageType = cpu_to_le32 (REMOTE_NDIS_QUERY_CMPLT);
+ resp->MessageType = cpu_to_le32(REMOTE_NDIS_QUERY_CMPLT);
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
- if (gen_ndis_query_resp (configNr, le32_to_cpu (buf->OID),
+ if (gen_ndis_query_resp(configNr, le32_to_cpu(buf->OID),
le32_to_cpu(buf->InformationBufferOffset)
- + 8 + (u8 *) buf,
+ + 8 + (u8 *)buf,
le32_to_cpu(buf->InformationBufferLength),
r)) {
/* OID not supported */
- resp->Status = cpu_to_le32 (
- RNDIS_STATUS_NOT_SUPPORTED);
- resp->MessageLength = cpu_to_le32 (sizeof *resp);
- resp->InformationBufferLength = cpu_to_le32 (0);
- resp->InformationBufferOffset = cpu_to_le32 (0);
+ resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED);
+ resp->MessageLength = cpu_to_le32(sizeof *resp);
+ resp->InformationBufferLength = cpu_to_le32(0);
+ resp->InformationBufferOffset = cpu_to_le32(0);
} else
- resp->Status = cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+ resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
params->resp_avail(params->v);
return 0;
}
-static int rndis_set_response (int configNr, rndis_set_msg_type *buf)
+static int rndis_set_response(int configNr, rndis_set_msg_type *buf)
{
- u32 BufLength, BufOffset;
- rndis_set_cmplt_type *resp;
- rndis_resp_t *r;
- struct rndis_params *params = rndis_per_dev_params + configNr;
+ u32 BufLength, BufOffset;
+ rndis_set_cmplt_type *resp;
+ rndis_resp_t *r;
+ struct rndis_params *params = rndis_per_dev_params + configNr;
- r = rndis_add_response (configNr, sizeof (rndis_set_cmplt_type));
+ r = rndis_add_response(configNr, sizeof(rndis_set_cmplt_type));
if (!r)
return -ENOMEM;
- resp = (rndis_set_cmplt_type *) r->buf;
+ resp = (rndis_set_cmplt_type *)r->buf;
- BufLength = le32_to_cpu (buf->InformationBufferLength);
- BufOffset = le32_to_cpu (buf->InformationBufferOffset);
+ BufLength = le32_to_cpu(buf->InformationBufferLength);
+ BufOffset = le32_to_cpu(buf->InformationBufferOffset);
#ifdef VERBOSE_DEBUG
pr_debug("%s: Length: %d\n", __func__, BufLength);
@@ -670,59 +669,59 @@ static int rndis_set_response (int configNr, rndis_set_msg_type *buf)
pr_debug("\n");
#endif
- resp->MessageType = cpu_to_le32 (REMOTE_NDIS_SET_CMPLT);
- resp->MessageLength = cpu_to_le32 (16);
+ resp->MessageType = cpu_to_le32(REMOTE_NDIS_SET_CMPLT);
+ resp->MessageLength = cpu_to_le32(16);
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
- if (gen_ndis_set_resp (configNr, le32_to_cpu (buf->OID),
- ((u8 *) buf) + 8 + BufOffset, BufLength, r))
- resp->Status = cpu_to_le32 (RNDIS_STATUS_NOT_SUPPORTED);
+ if (gen_ndis_set_resp(configNr, le32_to_cpu(buf->OID),
+ ((u8 *)buf) + 8 + BufOffset, BufLength, r))
+ resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED);
else
- resp->Status = cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+ resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
params->resp_avail(params->v);
return 0;
}
-static int rndis_reset_response (int configNr, rndis_reset_msg_type *buf)
+static int rndis_reset_response(int configNr, rndis_reset_msg_type *buf)
{
- rndis_reset_cmplt_type *resp;
- rndis_resp_t *r;
- struct rndis_params *params = rndis_per_dev_params + configNr;
+ rndis_reset_cmplt_type *resp;
+ rndis_resp_t *r;
+ struct rndis_params *params = rndis_per_dev_params + configNr;
- r = rndis_add_response (configNr, sizeof (rndis_reset_cmplt_type));
+ r = rndis_add_response(configNr, sizeof(rndis_reset_cmplt_type));
if (!r)
return -ENOMEM;
- resp = (rndis_reset_cmplt_type *) r->buf;
+ resp = (rndis_reset_cmplt_type *)r->buf;
- resp->MessageType = cpu_to_le32 (REMOTE_NDIS_RESET_CMPLT);
- resp->MessageLength = cpu_to_le32 (16);
- resp->Status = cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+ resp->MessageType = cpu_to_le32(REMOTE_NDIS_RESET_CMPLT);
+ resp->MessageLength = cpu_to_le32(16);
+ resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
/* resent information */
- resp->AddressingReset = cpu_to_le32 (1);
+ resp->AddressingReset = cpu_to_le32(1);
params->resp_avail(params->v);
return 0;
}
-static int rndis_keepalive_response (int configNr,
- rndis_keepalive_msg_type *buf)
+static int rndis_keepalive_response(int configNr,
+ rndis_keepalive_msg_type *buf)
{
- rndis_keepalive_cmplt_type *resp;
- rndis_resp_t *r;
- struct rndis_params *params = rndis_per_dev_params + configNr;
+ rndis_keepalive_cmplt_type *resp;
+ rndis_resp_t *r;
+ struct rndis_params *params = rndis_per_dev_params + configNr;
/* host "should" check only in RNDIS_DATA_INITIALIZED state */
- r = rndis_add_response (configNr, sizeof (rndis_keepalive_cmplt_type));
+ r = rndis_add_response(configNr, sizeof(rndis_keepalive_cmplt_type));
if (!r)
return -ENOMEM;
- resp = (rndis_keepalive_cmplt_type *) r->buf;
+ resp = (rndis_keepalive_cmplt_type *)r->buf;
- resp->MessageType = cpu_to_le32 (
+ resp->MessageType = cpu_to_le32(
REMOTE_NDIS_KEEPALIVE_CMPLT);
- resp->MessageLength = cpu_to_le32 (16);
+ resp->MessageLength = cpu_to_le32(16);
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
- resp->Status = cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+ resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
params->resp_avail(params->v);
return 0;
@@ -732,86 +731,85 @@ static int rndis_keepalive_response (int configNr,
/*
* Device to Host Comunication
*/
-static int rndis_indicate_status_msg (int configNr, u32 status)
+static int rndis_indicate_status_msg(int configNr, u32 status)
{
- rndis_indicate_status_msg_type *resp;
- rndis_resp_t *r;
- struct rndis_params *params = rndis_per_dev_params + configNr;
+ rndis_indicate_status_msg_type *resp;
+ rndis_resp_t *r;
+ struct rndis_params *params = rndis_per_dev_params + configNr;
if (params->state == RNDIS_UNINITIALIZED)
return -ENOTSUPP;
- r = rndis_add_response (configNr,
- sizeof (rndis_indicate_status_msg_type));
+ r = rndis_add_response(configNr,
+ sizeof(rndis_indicate_status_msg_type));
if (!r)
return -ENOMEM;
- resp = (rndis_indicate_status_msg_type *) r->buf;
+ resp = (rndis_indicate_status_msg_type *)r->buf;
- resp->MessageType = cpu_to_le32 (
- REMOTE_NDIS_INDICATE_STATUS_MSG);
- resp->MessageLength = cpu_to_le32 (20);
- resp->Status = cpu_to_le32 (status);
- resp->StatusBufferLength = cpu_to_le32 (0);
- resp->StatusBufferOffset = cpu_to_le32 (0);
+ resp->MessageType = cpu_to_le32(REMOTE_NDIS_INDICATE_STATUS_MSG);
+ resp->MessageLength = cpu_to_le32(20);
+ resp->Status = cpu_to_le32(status);
+ resp->StatusBufferLength = cpu_to_le32(0);
+ resp->StatusBufferOffset = cpu_to_le32(0);
params->resp_avail(params->v);
return 0;
}
-int rndis_signal_connect (int configNr)
+int rndis_signal_connect(int configNr)
{
- rndis_per_dev_params [configNr].media_state
+ rndis_per_dev_params[configNr].media_state
= NDIS_MEDIA_STATE_CONNECTED;
- return rndis_indicate_status_msg (configNr,
+ return rndis_indicate_status_msg(configNr,
RNDIS_STATUS_MEDIA_CONNECT);
}
-int rndis_signal_disconnect (int configNr)
+int rndis_signal_disconnect(int configNr)
{
- rndis_per_dev_params [configNr].media_state
+ rndis_per_dev_params[configNr].media_state
= NDIS_MEDIA_STATE_DISCONNECTED;
- return rndis_indicate_status_msg (configNr,
+ return rndis_indicate_status_msg(configNr,
RNDIS_STATUS_MEDIA_DISCONNECT);
}
-void rndis_uninit (int configNr)
+void rndis_uninit(int configNr)
{
u8 *buf;
u32 length;
if (configNr >= RNDIS_MAX_CONFIGS)
return;
- rndis_per_dev_params [configNr].state = RNDIS_UNINITIALIZED;
+ rndis_per_dev_params[configNr].state = RNDIS_UNINITIALIZED;
/* drain the response queue */
while ((buf = rndis_get_next_response(configNr, &length)))
rndis_free_response(configNr, buf);
}
-void rndis_set_host_mac (int configNr, const u8 *addr)
+void rndis_set_host_mac(int configNr, const u8 *addr)
{
- rndis_per_dev_params [configNr].host_mac = addr;
+ rndis_per_dev_params[configNr].host_mac = addr;
}
/*
* Message Parser
*/
-int rndis_msg_parser (u8 configNr, u8 *buf)
+int rndis_msg_parser(u8 configNr, u8 *buf)
{
u32 MsgType, MsgLength;
__le32 *tmp;
- struct rndis_params *params;
+ struct rndis_params *params;
if (!buf)
return -ENOMEM;
- tmp = (__le32 *) buf;
+ tmp = (__le32 *)buf;
MsgType = get_unaligned_le32(tmp++);
MsgLength = get_unaligned_le32(tmp++);
if (configNr >= RNDIS_MAX_CONFIGS)
return -ENOTSUPP;
- params = &rndis_per_dev_params [configNr];
+ params = &rndis_per_dev_params[configNr];
/* NOTE: RNDIS is *EXTREMELY* chatty ... Windows constantly polls for
* rx/tx statistics and link status, in addition to KEEPALIVE traffic
@@ -822,41 +820,41 @@ int rndis_msg_parser (u8 configNr, u8 *buf)
switch (MsgType) {
case REMOTE_NDIS_INITIALIZE_MSG:
pr_debug("%s: REMOTE_NDIS_INITIALIZE_MSG\n",
- __func__ );
+ __func__);
params->state = RNDIS_INITIALIZED;
- return rndis_init_response (configNr,
- (rndis_init_msg_type *) buf);
+ return rndis_init_response(configNr,
+ (rndis_init_msg_type *)buf);
case REMOTE_NDIS_HALT_MSG:
pr_debug("%s: REMOTE_NDIS_HALT_MSG\n",
- __func__ );
+ __func__);
params->state = RNDIS_UNINITIALIZED;
if (params->dev) {
- netif_carrier_off (params->dev);
- netif_stop_queue (params->dev);
+ netif_carrier_off(params->dev);
+ netif_stop_queue(params->dev);
}
return 0;
case REMOTE_NDIS_QUERY_MSG:
- return rndis_query_response (configNr,
- (rndis_query_msg_type *) buf);
+ return rndis_query_response(configNr,
+ (rndis_query_msg_type *)buf);
case REMOTE_NDIS_SET_MSG:
- return rndis_set_response (configNr,
- (rndis_set_msg_type *) buf);
+ return rndis_set_response(configNr,
+ (rndis_set_msg_type *)buf);
case REMOTE_NDIS_RESET_MSG:
pr_debug("%s: REMOTE_NDIS_RESET_MSG\n",
- __func__ );
- return rndis_reset_response (configNr,
- (rndis_reset_msg_type *) buf);
+ __func__);
+ return rndis_reset_response(configNr,
+ (rndis_reset_msg_type *)buf);
case REMOTE_NDIS_KEEPALIVE_MSG:
/* For USB: host does this every 5 seconds */
if (rndis_debug > 1)
pr_debug("%s: REMOTE_NDIS_KEEPALIVE_MSG\n",
- __func__ );
- return rndis_keepalive_response (configNr,
+ __func__);
+ return rndis_keepalive_response(configNr,
(rndis_keepalive_msg_type *)
buf);
@@ -866,7 +864,7 @@ int rndis_msg_parser (u8 configNr, u8 *buf)
* suspending itself.
*/
pr_warning("%s: unknown RNDIS message 0x%08X len %d\n",
- __func__ , MsgType, MsgLength);
+ __func__, MsgType, MsgLength);
{
unsigned i;
for (i = 0; i < MsgLength; i += 16) {
@@ -901,10 +899,10 @@ int rndis_register(void (*resp_avail)(void *v), void *v)
return -EINVAL;
for (i = 0; i < RNDIS_MAX_CONFIGS; i++) {
- if (!rndis_per_dev_params [i].used) {
- rndis_per_dev_params [i].used = 1;
- rndis_per_dev_params [i].resp_avail = resp_avail;
- rndis_per_dev_params [i].v = v;
+ if (!rndis_per_dev_params[i].used) {
+ rndis_per_dev_params[i].used = 1;
+ rndis_per_dev_params[i].resp_avail = resp_avail;
+ rndis_per_dev_params[i].v = v;
pr_debug("%s: configNr = %d\n", __func__, i);
return i;
}
@@ -914,12 +912,12 @@ int rndis_register(void (*resp_avail)(void *v), void *v)
return -ENODEV;
}
-void rndis_deregister (int configNr)
+void rndis_deregister(int configNr)
{
- pr_debug("%s: \n", __func__);
+ pr_debug("%s:\n", __func__);
if (configNr >= RNDIS_MAX_CONFIGS) return;
- rndis_per_dev_params [configNr].used = 0;
+ rndis_per_dev_params[configNr].used = 0;
return;
}
@@ -931,76 +929,76 @@ int rndis_set_param_dev(u8 configNr, struct net_device *dev, u16 *cdc_filter)
return -EINVAL;
if (configNr >= RNDIS_MAX_CONFIGS) return -1;
- rndis_per_dev_params [configNr].dev = dev;
- rndis_per_dev_params [configNr].filter = cdc_filter;
+ rndis_per_dev_params[configNr].dev = dev;
+ rndis_per_dev_params[configNr].filter = cdc_filter;
return 0;
}
-int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr)
+int rndis_set_param_vendor(u8 configNr, u32 vendorID, const char *vendorDescr)
{
pr_debug("%s:\n", __func__);
if (!vendorDescr) return -1;
if (configNr >= RNDIS_MAX_CONFIGS) return -1;
- rndis_per_dev_params [configNr].vendorID = vendorID;
- rndis_per_dev_params [configNr].vendorDescr = vendorDescr;
+ rndis_per_dev_params[configNr].vendorID = vendorID;
+ rndis_per_dev_params[configNr].vendorDescr = vendorDescr;
return 0;
}
-int rndis_set_param_medium (u8 configNr, u32 medium, u32 speed)
+int rndis_set_param_medium(u8 configNr, u32 medium, u32 speed)
{
pr_debug("%s: %u %u\n", __func__, medium, speed);
if (configNr >= RNDIS_MAX_CONFIGS) return -1;
- rndis_per_dev_params [configNr].medium = medium;
- rndis_per_dev_params [configNr].speed = speed;
+ rndis_per_dev_params[configNr].medium = medium;
+ rndis_per_dev_params[configNr].speed = speed;
return 0;
}
-void rndis_add_hdr (struct sk_buff *skb)
+void rndis_add_hdr(struct sk_buff *skb)
{
- struct rndis_packet_msg_type *header;
+ struct rndis_packet_msg_type *header;
if (!skb)
return;
- header = (void *) skb_push (skb, sizeof *header);
- memset (header, 0, sizeof *header);
+ header = (void *)skb_push(skb, sizeof(*header));
+ memset(header, 0, sizeof *header);
header->MessageType = cpu_to_le32(REMOTE_NDIS_PACKET_MSG);
header->MessageLength = cpu_to_le32(skb->len);
- header->DataOffset = cpu_to_le32 (36);
- header->DataLength = cpu_to_le32(skb->len - sizeof *header);
+ header->DataOffset = cpu_to_le32(36);
+ header->DataLength = cpu_to_le32(skb->len - sizeof(*header));
}
-void rndis_free_response (int configNr, u8 *buf)
+void rndis_free_response(int configNr, u8 *buf)
{
- rndis_resp_t *r;
- struct list_head *act, *tmp;
+ rndis_resp_t *r;
+ struct list_head *act, *tmp;
- list_for_each_safe (act, tmp,
- &(rndis_per_dev_params [configNr].resp_queue))
+ list_for_each_safe(act, tmp,
+ &(rndis_per_dev_params[configNr].resp_queue))
{
- r = list_entry (act, rndis_resp_t, list);
+ r = list_entry(act, rndis_resp_t, list);
if (r && r->buf == buf) {
- list_del (&r->list);
- kfree (r);
+ list_del(&r->list);
+ kfree(r);
}
}
}
-u8 *rndis_get_next_response (int configNr, u32 *length)
+u8 *rndis_get_next_response(int configNr, u32 *length)
{
- rndis_resp_t *r;
- struct list_head *act, *tmp;
+ rndis_resp_t *r;
+ struct list_head *act, *tmp;
if (!length) return NULL;
- list_for_each_safe (act, tmp,
- &(rndis_per_dev_params [configNr].resp_queue))
+ list_for_each_safe(act, tmp,
+ &(rndis_per_dev_params[configNr].resp_queue))
{
- r = list_entry (act, rndis_resp_t, list);
+ r = list_entry(act, rndis_resp_t, list);
if (!r->send) {
r->send = 1;
*length = r->length;
@@ -1011,20 +1009,20 @@ u8 *rndis_get_next_response (int configNr, u32 *length)
return NULL;
}
-static rndis_resp_t *rndis_add_response (int configNr, u32 length)
+static rndis_resp_t *rndis_add_response(int configNr, u32 length)
{
- rndis_resp_t *r;
+ rndis_resp_t *r;
- /* NOTE: this gets copied into ether.c USB_BUFSIZ bytes ... */
- r = kmalloc (sizeof (rndis_resp_t) + length, GFP_ATOMIC);
+ /* NOTE: this gets copied into ether.c USB_BUFSIZ bytes ... */
+ r = kmalloc(sizeof(rndis_resp_t) + length, GFP_ATOMIC);
if (!r) return NULL;
- r->buf = (u8 *) (r + 1);
+ r->buf = (u8 *)(r + 1);
r->length = length;
r->send = 0;
- list_add_tail (&r->list,
- &(rndis_per_dev_params [configNr].resp_queue));
+ list_add_tail(&r->list,
+ &(rndis_per_dev_params[configNr].resp_queue));
return r;
}
@@ -1033,7 +1031,7 @@ int rndis_rm_hdr(struct gether *port,
struct sk_buff_head *list)
{
/* tmp points to a struct rndis_packet_msg_type */
- __le32 *tmp = (void *) skb->data;
+ __le32 *tmp = (void *)skb->data;
/* MessageType, MessageLength */
if (cpu_to_le32(REMOTE_NDIS_PACKET_MSG)
@@ -1054,7 +1052,7 @@ int rndis_rm_hdr(struct gether *port,
return 0;
}
-#ifdef CONFIG_USB_GADGET_DEBUG_FILES
+#ifdef CONFIG_USB_GADGET_DEBUG_FILES
static int rndis_proc_show(struct seq_file *m, void *v)
{
@@ -1087,7 +1085,7 @@ static int rndis_proc_show(struct seq_file *m, void *v)
}
static ssize_t rndis_proc_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *ppos)
+ size_t count, loff_t *ppos)
{
rndis_params *p = PDE(file->f_path.dentry->d_inode)->data;
u32 speed = 0;
@@ -1109,11 +1107,11 @@ static ssize_t rndis_proc_write(struct file *file, const char __user *buffer,
case '8':
case '9':
fl_speed = 1;
- speed = speed*10 + c - '0';
+ speed = speed * 10 + c - '0';
break;
case 'C':
case 'c':
- rndis_signal_connect (p->confignr);
+ rndis_signal_connect(p->confignr);
break;
case 'D':
case 'd':
@@ -1145,11 +1143,11 @@ static const struct file_operations rndis_proc_fops = {
.write = rndis_proc_write,
};
-#define NAME_TEMPLATE "driver/rndis-%03d"
+#define NAME_TEMPLATE "driver/rndis-%03d"
static struct proc_dir_entry *rndis_connect_state [RNDIS_MAX_CONFIGS];
-#endif /* CONFIG_USB_GADGET_DEBUG_FILES */
+#endif /* CONFIG_USB_GADGET_DEBUG_FILES */
int rndis_init(void)
@@ -1160,42 +1158,40 @@ int rndis_init(void)
#ifdef CONFIG_USB_GADGET_DEBUG_FILES
char name [20];
- sprintf (name, NAME_TEMPLATE, i);
- if (!(rndis_connect_state [i]
- = proc_create_data(name, 0660, NULL,
+ sprintf(name, NAME_TEMPLATE, i);
+ rndis_connect_state[i] = proc_create_data(name, 0660, NULL,
&rndis_proc_fops,
- (void *)(rndis_per_dev_params + i))))
- {
- pr_debug("%s :remove entries", __func__);
+ (void *)(rndis_per_dev_params + i))
+ if (!rndis_connect_state[i]) {
+ pr_debug("%s: remove entries", __func__);
while (i) {
- sprintf (name, NAME_TEMPLATE, --i);
- remove_proc_entry (name, NULL);
+ sprintf(name, NAME_TEMPLATE, --i);
+ remove_proc_entry(name, NULL);
}
pr_debug("\n");
return -EIO;
}
#endif
- rndis_per_dev_params [i].confignr = i;
- rndis_per_dev_params [i].used = 0;
- rndis_per_dev_params [i].state = RNDIS_UNINITIALIZED;
- rndis_per_dev_params [i].media_state
+ rndis_per_dev_params[i].confignr = i;
+ rndis_per_dev_params[i].used = 0;
+ rndis_per_dev_params[i].state = RNDIS_UNINITIALIZED;
+ rndis_per_dev_params[i].media_state
= NDIS_MEDIA_STATE_DISCONNECTED;
- INIT_LIST_HEAD (&(rndis_per_dev_params [i].resp_queue));
+ INIT_LIST_HEAD(&(rndis_per_dev_params[i].resp_queue));
}
return 0;
}
-void rndis_exit (void)
+void rndis_exit(void)
{
-#ifdef CONFIG_USB_GADGET_DEBUG_FILES
+#ifdef CONFIG_USB_GADGET_DEBUG_FILES
u8 i;
- char name [20];
+ char name[20];
for (i = 0; i < RNDIS_MAX_CONFIGS; i++) {
- sprintf (name, NAME_TEMPLATE, i);
- remove_proc_entry (name, NULL);
+ sprintf(name, NAME_TEMPLATE, i);
+ remove_proc_entry(name, NULL);
}
#endif
}
-
--
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