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-rw-r--r--drivers/staging/line6/dumprequest.c40
1 files changed, 24 insertions, 16 deletions
diff --git a/drivers/staging/line6/dumprequest.c b/drivers/staging/line6/dumprequest.c
index 89bc0994d07..decbaa971b6 100644
--- a/drivers/staging/line6/dumprequest.c
+++ b/drivers/staging/line6/dumprequest.c
@@ -42,13 +42,15 @@ void line6_dump_finished(struct line6_dump_request *l6dr)
/*
Send an asynchronous channel dump request.
*/
-int line6_dump_request_async(struct line6_dump_request *l6dr, struct usb_line6 *line6, int num)
+int line6_dump_request_async(struct line6_dump_request *l6dr,
+ struct usb_line6 *line6, int num)
{
int ret;
line6_invalidate_current(l6dr);
- ret = line6_send_raw_message_async(line6, l6dr->reqbufs[num].buffer, l6dr->reqbufs[num].length);
+ ret = line6_send_raw_message_async(line6, l6dr->reqbufs[num].buffer,
+ l6dr->reqbufs[num].length);
- if(ret < 0)
+ if (ret < 0)
line6_dump_finished(l6dr);
return ret;
@@ -58,7 +60,7 @@ int line6_dump_request_async(struct line6_dump_request *l6dr, struct usb_line6 *
Send an asynchronous dump request after a given interval.
*/
void line6_startup_delayed(struct line6_dump_request *l6dr, int seconds,
- void (*function)(unsigned long), void *data)
+ void (*function)(unsigned long), void *data)
{
l6dr->timer.expires = jiffies + seconds * HZ;
l6dr->timer.function = function;
@@ -76,17 +78,16 @@ int line6_wait_dump(struct line6_dump_request *l6dr, int nonblock)
add_wait_queue(&l6dr->wait, &wait);
current->state = TASK_INTERRUPTIBLE;
- while(l6dr->in_progress) {
- if(nonblock) {
+ while (l6dr->in_progress) {
+ if (nonblock) {
retval = -EAGAIN;
break;
}
- if(signal_pending(current)) {
+ if (signal_pending(current)) {
retval = -ERESTARTSYS;
break;
- }
- else
+ } else
schedule();
}
@@ -98,10 +99,12 @@ int line6_wait_dump(struct line6_dump_request *l6dr, int nonblock)
/*
Initialize dump request buffer.
*/
-int line6_dumpreq_initbuf(struct line6_dump_request *l6dr, const void *buf, size_t len, int num)
+int line6_dumpreq_initbuf(struct line6_dump_request *l6dr, const void *buf,
+ size_t len, int num)
{
l6dr->reqbufs[num].buffer = kmalloc(len, GFP_KERNEL);
- if(l6dr->reqbufs[num].buffer == NULL) return -ENOMEM;
+ if (l6dr->reqbufs[num].buffer == NULL)
+ return -ENOMEM;
memcpy(l6dr->reqbufs[num].buffer, buf, len);
l6dr->reqbufs[num].length = len;
return 0;
@@ -110,11 +113,13 @@ int line6_dumpreq_initbuf(struct line6_dump_request *l6dr, const void *buf, size
/*
Initialize dump request data structure (including one buffer).
*/
-int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf, size_t len)
+int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf,
+ size_t len)
{
int ret;
ret = line6_dumpreq_initbuf(l6dr, buf, len, 0);
- if(ret < 0) return ret;
+ if (ret < 0)
+ return ret;
init_waitqueue_head(&l6dr->wait);
init_timer(&l6dr->timer);
return 0;
@@ -125,8 +130,10 @@ int line6_dumpreq_init(struct line6_dump_request *l6dr, const void *buf, size_t
*/
void line6_dumpreq_destructbuf(struct line6_dump_request *l6dr, int num)
{
- if(l6dr == NULL) return;
- if(l6dr->reqbufs[num].buffer == NULL) return;
+ if (l6dr == NULL)
+ return;
+ if (l6dr->reqbufs[num].buffer == NULL)
+ return;
kfree(l6dr->reqbufs[num].buffer);
l6dr->reqbufs[num].buffer = NULL;
}
@@ -136,7 +143,8 @@ void line6_dumpreq_destructbuf(struct line6_dump_request *l6dr, int num)
*/
void line6_dumpreq_destruct(struct line6_dump_request *l6dr)
{
- if(l6dr->reqbufs[0].buffer == NULL) return;
+ if (l6dr->reqbufs[0].buffer == NULL)
+ return;
line6_dumpreq_destructbuf(l6dr, 0);
l6dr->ok = 1;
del_timer_sync(&l6dr->timer);