Fixed coding style issues.
Signed-off-by: Alberto Ladron <alberto.lad...@gmail.com>
---
drivers/usb/class/usblp.c | 32 +++++++++++++++++++++-----------
1 file changed, 21 insertions(+), 11 deletions(-)
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index fb87c17..b1879ff 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -362,7 +362,8 @@ static int usblp_check_status(struct usblp *usblp, int err)
int error;
mutex_lock(&usblp->mut);
- if ((error = usblp_read_status(usblp, usblp->statusbuf)) < 0) {
+ error = usblp_read_status(usblp, usblp->statusbuf);
+ if (error < 0) {
mutex_unlock(&usblp->mut);
printk_ratelimited(KERN_ERR
"usblp%d: error %d reading printer status\n",
@@ -735,14 +736,16 @@ static ssize_t usblp_write(struct file *file, const char
__user *buffer, size_t
rv = -EINTR;
goto raise_biglock;
}
- if ((rv = usblp_wwait(usblp, !!(file->f_flags & O_NONBLOCK))) < 0)
+ rv = usblp_wwait(usblp, !!(file->f_flags & O_NONBLOCK));
+ if (rv < 0)
goto raise_wait;
while (writecount < count) {
/*
* Step 1: Submit next block.
*/
- if ((transfer_length = count - writecount) > USBLP_BUF_SIZE)
+ transfer_length = count - writecount;
+ if (transfer_length > USBLP_BUF_SIZE)
transfer_length = USBLP_BUF_SIZE;
rv = -ENOMEM;
@@ -760,7 +763,8 @@ static ssize_t usblp_write(struct file *file, const char
__user *buffer, size_t
spin_lock_irq(&usblp->lock);
usblp->wcomplete = 0;
spin_unlock_irq(&usblp->lock);
- if ((rv = usb_submit_urb(writeurb, GFP_KERNEL)) < 0) {
+ rv = usb_submit_urb(writeurb, GFP_KERNEL);
+ if (rv < 0) {
usblp->wstatus = 0;
spin_lock_irq(&usblp->lock);
usblp->no_paper = 0;
@@ -835,8 +839,8 @@ static ssize_t usblp_read(struct file *file, char __user
*buffer, size_t len, lo
rv = usblp_rwait_and_lock(usblp, !!(file->f_flags & O_NONBLOCK));
if (rv < 0)
return rv;
-
- if ((avail = usblp->rstatus) < 0) {
+ avail = usblp->rstatus;
+ if (avail < 0) {
printk(KERN_ERR "usblp%d: error %d reading from printer\n",
usblp->minor, (int)avail);
usblp_submit_read(usblp);
@@ -851,7 +855,9 @@ static ssize_t usblp_read(struct file *file, char __user
*buffer, size_t len, lo
goto done;
}
- if ((usblp->readcount += count) == avail) {
+ usblp->readcount += count;
+
+ if (usblp->readcount == avail) {
if (usblp_submit_read(usblp) < 0) {
/* We don't want to leak USB return codes into errno. */
if (count == 0)
@@ -952,7 +958,8 @@ static int usblp_rwait_and_lock(struct usblp *usblp, int
nonblock)
break;
}
set_current_state(TASK_INTERRUPTIBLE);
- if ((rc = usblp_rtest(usblp, nonblock)) < 0) {
+ rc = usblp_rtest(usblp, nonblock);
+ if (rc < 0) {
mutex_unlock(&usblp->mut);
break;
}
@@ -1010,7 +1017,8 @@ static int usblp_submit_read(struct usblp *usblp)
usblp->readcount = 0; /* XXX Why here? */
usblp->rcomplete = 0;
spin_unlock_irqrestore(&usblp->lock, flags);
- if ((rc = usb_submit_urb(urb, GFP_KERNEL)) < 0) {
+ rc = usb_submit_urb(urb, GFP_KERNEL);
+ if (rv < 0) {
dev_dbg(&usblp->intf->dev, "error submitting urb (%d)\n", rc);
spin_lock_irqsave(&usblp->lock, flags);
usblp->rstatus = rc;
@@ -1123,7 +1131,8 @@ static int usblp_probe(struct usb_interface *intf,
/* Malloc device ID string buffer to the largest expected length,
* since we can re-query it on an ioctl and a dynamic string
* could change in length. */
- if (!(usblp->device_id_string = kmalloc(USBLP_DEVICE_ID_SIZE,
GFP_KERNEL))) {
+ usblp->device_id_string = kmalloc(USBLP_DEVICE_ID_SIZE, GFP_KERNEL);
+ if (!usblp->device_id_string) {
retval = -ENOMEM;
goto abort;
}
@@ -1133,7 +1142,8 @@ static int usblp_probe(struct usb_interface *intf,
* malloc both regardless of bidirectionality, because the
* alternate setting can be changed later via an ioctl.
*/
- if (!(usblp->readbuf = kmalloc(USBLP_BUF_SIZE_IN, GFP_KERNEL))) {
+ usblp->readbuf = kmalloc(USBLP_BUF_SIZE_IN, GFP_KERNEL);
+ if (!usblp->readbuf) {
retval = -ENOMEM;
goto abort;
}
--
2.9.3
