From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 21 Aug 2016 15:30:11 +0200
The script "checkpatch.pl" can point out that assignments should usually
not be performed within condition checks.
Thus move the assignments for two local variables to separate statements.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/usb/misc/iowarrior.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 132c8cf..78b5d65 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -292,7 +292,8 @@ static ssize_t iowarrior_read(struct file *file, char __user *buffer,
/* repeat until no buffer overrun in callback handler occur */
do {
atomic_set(&dev->overflow_flag, 0);
- if ((read_idx = read_index(dev)) == -1) {
+ read_idx = read_index(dev);
+ if (read_idx == -1) {
/* queue empty */
if (file->f_flags & O_NONBLOCK)
return -EAGAIN;
@@ -616,7 +617,8 @@ static int iowarrior_open(struct inode *inode, struct file *file)
}
/* setup interrupt handler for receiving values */
- if ((retval = usb_submit_urb(dev->int_in_urb, GFP_KERNEL)) < 0) {
+ retval = usb_submit_urb(dev->int_in_urb, GFP_KERNEL);
+ if (retval < 0) {
dev_err(&interface->dev, "Error %d while submitting URB\n", retval);
retval = -EFAULT;
goto out;
--
2.9.3
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