[PATCH 1/3] USB: misc: ldusb: fixed decimal permission coding issue
Fixed ERROR: Use 4 digit octal (0777) not decimal permissions to fulfill
the current coding-style.
Signed-of-by: Milian Reichardt <mreichard...@gmail.com>
---
drivers/usb/misc/ldusb.c | 8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 3bc5356832db..e965ed24bb37 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -122,13 +122,13 @@ MODULE_SUPPORTED_DEVICE("LD USB Devices");
* avoid racing conditions and get better performance of the driver.
*/
static int ring_buffer_size = 128;
-module_param(ring_buffer_size, int, 0);
+module_param(ring_buffer_size, int, );
MODULE_PARM_DESC(ring_buffer_size, "Read ring buffer size in reports");
/* The write_buffer can contain more than one interrupt out transfer.
*/
static int write_buffer_size = 10;
-module_param(write_buffer_size, int, 0);
+module_param(write_buffer_size, int, );
MODULE_PARM_DESC(write_buffer_size, "Write buffer size in reports");
/* As of kernel version 2.6.4 ehci-hcd uses an
@@ -141,11 +141,11 @@ MODULE_PARM_DESC(write_buffer_size, "Write buffer size in
reports");
* or set to 1 to use the standard interval from the endpoint descriptors.
*/
static int min_interrupt_in_interval = 2;
-module_param(min_interrupt_in_interval, int, 0);
+module_param(min_interrupt_in_interval, int, );
MODULE_PARM_DESC(min_interrupt_in_interval, "Minimum interrupt in interval in
ms");
static int min_interrupt_out_interval = 2;
-module_param(min_interrupt_out_interval, int, 0);
+module_param(min_interrupt_out_interval, int, );
MODULE_PARM_DESC(min_interrupt_out_interval, "Minimum interrupt out interval
in ms");
/* Structure to hold all of our device specific stuff */
--
2.12.0
[PATCH 1/3] USB: misc: ldusb: fixed decimal permission coding issue
Fixed ERROR: Use 4 digit octal (0777) not decimal permissions to fulfill
the current coding-style.
Signed-of-by: Milian Reichardt
---
drivers/usb/misc/ldusb.c | 8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 3bc5356832db..e965ed24bb37 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -122,13 +122,13 @@ MODULE_SUPPORTED_DEVICE("LD USB Devices");
* avoid racing conditions and get better performance of the driver.
*/
static int ring_buffer_size = 128;
-module_param(ring_buffer_size, int, 0);
+module_param(ring_buffer_size, int, );
MODULE_PARM_DESC(ring_buffer_size, "Read ring buffer size in reports");
/* The write_buffer can contain more than one interrupt out transfer.
*/
static int write_buffer_size = 10;
-module_param(write_buffer_size, int, 0);
+module_param(write_buffer_size, int, );
MODULE_PARM_DESC(write_buffer_size, "Write buffer size in reports");
/* As of kernel version 2.6.4 ehci-hcd uses an
@@ -141,11 +141,11 @@ MODULE_PARM_DESC(write_buffer_size, "Write buffer size in
reports");
* or set to 1 to use the standard interval from the endpoint descriptors.
*/
static int min_interrupt_in_interval = 2;
-module_param(min_interrupt_in_interval, int, 0);
+module_param(min_interrupt_in_interval, int, );
MODULE_PARM_DESC(min_interrupt_in_interval, "Minimum interrupt in interval in
ms");
static int min_interrupt_out_interval = 2;
-module_param(min_interrupt_out_interval, int, 0);
+module_param(min_interrupt_out_interval, int, );
MODULE_PARM_DESC(min_interrupt_out_interval, "Minimum interrupt out interval
in ms");
/* Structure to hold all of our device specific stuff */
--
2.12.0
[PATCH 3/3] USB: misc: ldusb: Added Space after ',' to fit the coding style
Added a Space after ',' to get rid of an error message in checkpatch.pl and improve readability Signed-of-by: Milian Reichardt <mreichard...@gmail.com> --- drivers/usb/misc/ldusb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c index 2c68e5153539..77b76b468307 100644 --- a/drivers/usb/misc/ldusb.c +++ b/drivers/usb/misc/ldusb.c @@ -561,7 +561,7 @@ static ssize_t ld_usb_write(struct file *file, const char __user *buffer, /* write the data into interrupt_out_buffer from userspace */ bytes_to_write = min(count, write_buffer_size*dev->interrupt_out_endpoint_size); if (bytes_to_write < count) - dev_warn(>intf->dev, "Write buffer overflow, %zd bytes dropped\n",count-bytes_to_write); + dev_warn(>intf->dev, "Write buffer overflow, %zd bytes dropped\n", count-bytes_to_write); dev_dbg(>intf->dev, "%s: count = %zd, bytes_to_write = %zd\n", __func__, count, bytes_to_write); -- 2.12.0
[PATCH 3/3] USB: misc: ldusb: Added Space after ',' to fit the coding style
Added a Space after ',' to get rid of an error message in checkpatch.pl and improve readability Signed-of-by: Milian Reichardt --- drivers/usb/misc/ldusb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c index 2c68e5153539..77b76b468307 100644 --- a/drivers/usb/misc/ldusb.c +++ b/drivers/usb/misc/ldusb.c @@ -561,7 +561,7 @@ static ssize_t ld_usb_write(struct file *file, const char __user *buffer, /* write the data into interrupt_out_buffer from userspace */ bytes_to_write = min(count, write_buffer_size*dev->interrupt_out_endpoint_size); if (bytes_to_write < count) - dev_warn(>intf->dev, "Write buffer overflow, %zd bytes dropped\n",count-bytes_to_write); + dev_warn(>intf->dev, "Write buffer overflow, %zd bytes dropped\n", count-bytes_to_write); dev_dbg(>intf->dev, "%s: count = %zd, bytes_to_write = %zd\n", __func__, count, bytes_to_write); -- 2.12.0
[PATCH 0/3] fixed errors from checkpatch.pl
Changed multiple errors output from checkpatch.pl to enhance readability Milian Reichardt (3): USB: misc: ldusb: fixed decimal permission coding issue USB: misc: ldusb: changed '*' location to fit coding Style USB: misc: ldusb: Added Space after ',' to fit the coding style drivers/usb/misc/ldusb.c | 30 +++--- 1 file changed, 15 insertions(+), 15 deletions(-) -- 2.12.0
[PATCH 2/3] USB: misc: ldusb: changed '*' location to fit coding Style
Changed the location of '*' to fit the current coding style and easy
readability.
Signed-of-by: Milian Reichardt <mreichard...@gmail.com>
---
drivers/usb/misc/ldusb.c | 20 ++--
1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index e965ed24bb37..2c68e5153539 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -151,20 +151,20 @@ MODULE_PARM_DESC(min_interrupt_out_interval, "Minimum
interrupt out interval in
/* Structure to hold all of our device specific stuff */
struct ld_usb {
struct mutexmutex; /* locks this structure */
- struct usb_interface* intf; /* save off the usb interface
pointer */
+ struct usb_interface*intf; /* save off the usb interface
pointer */
int open_count; /* number of times this port
has been opened */
- char* ring_buffer;
+ char*ring_buffer;
unsigned intring_head;
unsigned intring_tail;
wait_queue_head_t read_wait;
wait_queue_head_t write_wait;
- char* interrupt_in_buffer;
- struct usb_endpoint_descriptor* interrupt_in_endpoint;
- struct urb* interrupt_in_urb;
+ char*interrupt_in_buffer;
+ struct usb_endpoint_descriptor *interrupt_in_endpoint;
+ struct urb *interrupt_in_urb;
int interrupt_in_interval;
size_t interrupt_in_endpoint_size;
int interrupt_in_running;
@@ -172,9 +172,9 @@ struct ld_usb {
int buffer_overflow;
spinlock_t rbsl;
- char* interrupt_out_buffer;
- struct usb_endpoint_descriptor* interrupt_out_endpoint;
- struct urb* interrupt_out_urb;
+ char*interrupt_out_buffer;
+ struct usb_endpoint_descriptor *interrupt_out_endpoint;
+ struct urb *interrupt_out_urb;
int interrupt_out_interval;
size_t interrupt_out_endpoint_size;
int interrupt_out_busy;
@@ -244,7 +244,7 @@ static void ld_usb_interrupt_in_callback(struct urb *urb)
if (urb->actual_length > 0) {
next_ring_head = (dev->ring_head+1) % ring_buffer_size;
if (next_ring_head != dev->ring_tail) {
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_head*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer +
dev->ring_head * (sizeof(size_t)+dev->interrupt_in_endpoint_size));
/* actual_buffer gets urb->actual_length +
interrupt_in_buffer */
*actual_buffer = urb->actual_length;
memcpy(actual_buffer+1, dev->interrupt_in_buffer,
urb->actual_length);
@@ -483,7 +483,7 @@ static ssize_t ld_usb_read(struct file *file, char __user
*buffer, size_t count,
}
/* actual_buffer contains actual_length + interrupt_in_buffer */
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_tail*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_tail *
(sizeof(size_t)+dev->interrupt_in_endpoint_size));
bytes_to_read = min(count, *actual_buffer);
if (bytes_to_read < *actual_buffer)
dev_warn(>intf->dev, "Read buffer overflow, %zd bytes
dropped\n",
--
2.12.0
[PATCH 0/3] fixed errors from checkpatch.pl
Changed multiple errors output from checkpatch.pl to enhance readability Milian Reichardt (3): USB: misc: ldusb: fixed decimal permission coding issue USB: misc: ldusb: changed '*' location to fit coding Style USB: misc: ldusb: Added Space after ',' to fit the coding style drivers/usb/misc/ldusb.c | 30 +++--- 1 file changed, 15 insertions(+), 15 deletions(-) -- 2.12.0
[PATCH 2/3] USB: misc: ldusb: changed '*' location to fit coding Style
Changed the location of '*' to fit the current coding style and easy
readability.
Signed-of-by: Milian Reichardt
---
drivers/usb/misc/ldusb.c | 20 ++--
1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index e965ed24bb37..2c68e5153539 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -151,20 +151,20 @@ MODULE_PARM_DESC(min_interrupt_out_interval, "Minimum
interrupt out interval in
/* Structure to hold all of our device specific stuff */
struct ld_usb {
struct mutexmutex; /* locks this structure */
- struct usb_interface* intf; /* save off the usb interface
pointer */
+ struct usb_interface*intf; /* save off the usb interface
pointer */
int open_count; /* number of times this port
has been opened */
- char* ring_buffer;
+ char*ring_buffer;
unsigned intring_head;
unsigned intring_tail;
wait_queue_head_t read_wait;
wait_queue_head_t write_wait;
- char* interrupt_in_buffer;
- struct usb_endpoint_descriptor* interrupt_in_endpoint;
- struct urb* interrupt_in_urb;
+ char*interrupt_in_buffer;
+ struct usb_endpoint_descriptor *interrupt_in_endpoint;
+ struct urb *interrupt_in_urb;
int interrupt_in_interval;
size_t interrupt_in_endpoint_size;
int interrupt_in_running;
@@ -172,9 +172,9 @@ struct ld_usb {
int buffer_overflow;
spinlock_t rbsl;
- char* interrupt_out_buffer;
- struct usb_endpoint_descriptor* interrupt_out_endpoint;
- struct urb* interrupt_out_urb;
+ char*interrupt_out_buffer;
+ struct usb_endpoint_descriptor *interrupt_out_endpoint;
+ struct urb *interrupt_out_urb;
int interrupt_out_interval;
size_t interrupt_out_endpoint_size;
int interrupt_out_busy;
@@ -244,7 +244,7 @@ static void ld_usb_interrupt_in_callback(struct urb *urb)
if (urb->actual_length > 0) {
next_ring_head = (dev->ring_head+1) % ring_buffer_size;
if (next_ring_head != dev->ring_tail) {
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_head*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer +
dev->ring_head * (sizeof(size_t)+dev->interrupt_in_endpoint_size));
/* actual_buffer gets urb->actual_length +
interrupt_in_buffer */
*actual_buffer = urb->actual_length;
memcpy(actual_buffer+1, dev->interrupt_in_buffer,
urb->actual_length);
@@ -483,7 +483,7 @@ static ssize_t ld_usb_read(struct file *file, char __user
*buffer, size_t count,
}
/* actual_buffer contains actual_length + interrupt_in_buffer */
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_tail*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_tail *
(sizeof(size_t)+dev->interrupt_in_endpoint_size));
bytes_to_read = min(count, *actual_buffer);
if (bytes_to_read < *actual_buffer)
dev_warn(>intf->dev, "Read buffer overflow, %zd bytes
dropped\n",
--
2.12.0
Re: [PATCH] USB: misc: ldusb: Fixed coding style issues
Am Freitag, den 03.03.2017, 07:24 +0100 schrieb Greg KH: > Please be specific as to exactly what issues you are fixing up. And > don't do multiple things in the same patch, each different thing > needs > to be broken up into an individual patch. Thanks for the feedback. I'll brake things up in different patches split into the type of error I'm fixing and describe them in more detail. greetings, Milian Reichardt
Re: [PATCH] USB: misc: ldusb: Fixed coding style issues
Am Freitag, den 03.03.2017, 07:24 +0100 schrieb Greg KH: > Please be specific as to exactly what issues you are fixing up. And > don't do multiple things in the same patch, each different thing > needs > to be broken up into an individual patch. Thanks for the feedback. I'll brake things up in different patches split into the type of error I'm fixing and describe them in more detail. greetings, Milian Reichardt
[PATCH] USB: misc: ldusb: Fixed coding style issues
Fixed multiple coding style issues.
Signed-off-by: Milian Reichardt <mreichard...@gmail.com>
---
drivers/usb/misc/ldusb.c | 30 +++---
1 file changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 3bc5356832db..77b76b468307 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -122,13 +122,13 @@ MODULE_SUPPORTED_DEVICE("LD USB Devices");
* avoid racing conditions and get better performance of the driver.
*/
static int ring_buffer_size = 128;
-module_param(ring_buffer_size, int, 0);
+module_param(ring_buffer_size, int, );
MODULE_PARM_DESC(ring_buffer_size, "Read ring buffer size in reports");
/* The write_buffer can contain more than one interrupt out transfer.
*/
static int write_buffer_size = 10;
-module_param(write_buffer_size, int, 0);
+module_param(write_buffer_size, int, );
MODULE_PARM_DESC(write_buffer_size, "Write buffer size in reports");
/* As of kernel version 2.6.4 ehci-hcd uses an
@@ -141,30 +141,30 @@ MODULE_PARM_DESC(write_buffer_size, "Write buffer size in
reports");
* or set to 1 to use the standard interval from the endpoint descriptors.
*/
static int min_interrupt_in_interval = 2;
-module_param(min_interrupt_in_interval, int, 0);
+module_param(min_interrupt_in_interval, int, );
MODULE_PARM_DESC(min_interrupt_in_interval, "Minimum interrupt in interval in
ms");
static int min_interrupt_out_interval = 2;
-module_param(min_interrupt_out_interval, int, 0);
+module_param(min_interrupt_out_interval, int, );
MODULE_PARM_DESC(min_interrupt_out_interval, "Minimum interrupt out interval
in ms");
/* Structure to hold all of our device specific stuff */
struct ld_usb {
struct mutexmutex; /* locks this structure */
- struct usb_interface* intf; /* save off the usb interface
pointer */
+ struct usb_interface*intf; /* save off the usb interface
pointer */
int open_count; /* number of times this port
has been opened */
- char* ring_buffer;
+ char*ring_buffer;
unsigned intring_head;
unsigned intring_tail;
wait_queue_head_t read_wait;
wait_queue_head_t write_wait;
- char* interrupt_in_buffer;
- struct usb_endpoint_descriptor* interrupt_in_endpoint;
- struct urb* interrupt_in_urb;
+ char*interrupt_in_buffer;
+ struct usb_endpoint_descriptor *interrupt_in_endpoint;
+ struct urb *interrupt_in_urb;
int interrupt_in_interval;
size_t interrupt_in_endpoint_size;
int interrupt_in_running;
@@ -172,9 +172,9 @@ struct ld_usb {
int buffer_overflow;
spinlock_t rbsl;
- char* interrupt_out_buffer;
- struct usb_endpoint_descriptor* interrupt_out_endpoint;
- struct urb* interrupt_out_urb;
+ char*interrupt_out_buffer;
+ struct usb_endpoint_descriptor *interrupt_out_endpoint;
+ struct urb *interrupt_out_urb;
int interrupt_out_interval;
size_t interrupt_out_endpoint_size;
int interrupt_out_busy;
@@ -244,7 +244,7 @@ static void ld_usb_interrupt_in_callback(struct urb *urb)
if (urb->actual_length > 0) {
next_ring_head = (dev->ring_head+1) % ring_buffer_size;
if (next_ring_head != dev->ring_tail) {
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_head*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer +
dev->ring_head * (sizeof(size_t)+dev->interrupt_in_endpoint_size));
/* actual_buffer gets urb->actual_length +
interrupt_in_buffer */
*actual_buffer = urb->actual_length;
memcpy(actual_buffer+1, dev->interrupt_in_buffer,
urb->actual_length);
@@ -483,7 +483,7 @@ static ssize_t ld_usb_read(struct file *file, char __user
*buffer, size_t count,
}
/* actual_buffer contains actual_length + interrupt_in_buffer */
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_tail*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_tail *
(sizeof(size_t)+dev->interrupt_in_endpoint_size));
bytes_to_read = min(count, *actual_buffer);
if (bytes_to_read < *actual_buffer)
dev_warn(>intf->dev, &quo
[PATCH] USB: misc: ldusb: Fixed coding style issues
Fixed multiple coding style issues.
Signed-off-by: Milian Reichardt
---
drivers/usb/misc/ldusb.c | 30 +++---
1 file changed, 15 insertions(+), 15 deletions(-)
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index 3bc5356832db..77b76b468307 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -122,13 +122,13 @@ MODULE_SUPPORTED_DEVICE("LD USB Devices");
* avoid racing conditions and get better performance of the driver.
*/
static int ring_buffer_size = 128;
-module_param(ring_buffer_size, int, 0);
+module_param(ring_buffer_size, int, );
MODULE_PARM_DESC(ring_buffer_size, "Read ring buffer size in reports");
/* The write_buffer can contain more than one interrupt out transfer.
*/
static int write_buffer_size = 10;
-module_param(write_buffer_size, int, 0);
+module_param(write_buffer_size, int, );
MODULE_PARM_DESC(write_buffer_size, "Write buffer size in reports");
/* As of kernel version 2.6.4 ehci-hcd uses an
@@ -141,30 +141,30 @@ MODULE_PARM_DESC(write_buffer_size, "Write buffer size in
reports");
* or set to 1 to use the standard interval from the endpoint descriptors.
*/
static int min_interrupt_in_interval = 2;
-module_param(min_interrupt_in_interval, int, 0);
+module_param(min_interrupt_in_interval, int, );
MODULE_PARM_DESC(min_interrupt_in_interval, "Minimum interrupt in interval in
ms");
static int min_interrupt_out_interval = 2;
-module_param(min_interrupt_out_interval, int, 0);
+module_param(min_interrupt_out_interval, int, );
MODULE_PARM_DESC(min_interrupt_out_interval, "Minimum interrupt out interval
in ms");
/* Structure to hold all of our device specific stuff */
struct ld_usb {
struct mutexmutex; /* locks this structure */
- struct usb_interface* intf; /* save off the usb interface
pointer */
+ struct usb_interface*intf; /* save off the usb interface
pointer */
int open_count; /* number of times this port
has been opened */
- char* ring_buffer;
+ char*ring_buffer;
unsigned intring_head;
unsigned intring_tail;
wait_queue_head_t read_wait;
wait_queue_head_t write_wait;
- char* interrupt_in_buffer;
- struct usb_endpoint_descriptor* interrupt_in_endpoint;
- struct urb* interrupt_in_urb;
+ char*interrupt_in_buffer;
+ struct usb_endpoint_descriptor *interrupt_in_endpoint;
+ struct urb *interrupt_in_urb;
int interrupt_in_interval;
size_t interrupt_in_endpoint_size;
int interrupt_in_running;
@@ -172,9 +172,9 @@ struct ld_usb {
int buffer_overflow;
spinlock_t rbsl;
- char* interrupt_out_buffer;
- struct usb_endpoint_descriptor* interrupt_out_endpoint;
- struct urb* interrupt_out_urb;
+ char*interrupt_out_buffer;
+ struct usb_endpoint_descriptor *interrupt_out_endpoint;
+ struct urb *interrupt_out_urb;
int interrupt_out_interval;
size_t interrupt_out_endpoint_size;
int interrupt_out_busy;
@@ -244,7 +244,7 @@ static void ld_usb_interrupt_in_callback(struct urb *urb)
if (urb->actual_length > 0) {
next_ring_head = (dev->ring_head+1) % ring_buffer_size;
if (next_ring_head != dev->ring_tail) {
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_head*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer +
dev->ring_head * (sizeof(size_t)+dev->interrupt_in_endpoint_size));
/* actual_buffer gets urb->actual_length +
interrupt_in_buffer */
*actual_buffer = urb->actual_length;
memcpy(actual_buffer+1, dev->interrupt_in_buffer,
urb->actual_length);
@@ -483,7 +483,7 @@ static ssize_t ld_usb_read(struct file *file, char __user
*buffer, size_t count,
}
/* actual_buffer contains actual_length + interrupt_in_buffer */
- actual_buffer = (size_t*)(dev->ring_buffer +
dev->ring_tail*(sizeof(size_t)+dev->interrupt_in_endpoint_size));
+ actual_buffer = (size_t *)(dev->ring_buffer + dev->ring_tail *
(sizeof(size_t)+dev->interrupt_in_endpoint_size));
bytes_to_read = min(count, *actual_buffer);
if (bytes_to_read < *actual_buffer)
dev_warn(>intf->dev, "Read buffer overflow, %zd bytes
