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USB: legousbtower: drop superfluous brackets

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Drop superfluous brackets around single-line blocks.

Also add missing white space around operators in a for-expression being
modified.

Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20191105084152.16322-14-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2019-11-05 09:41:51 +01:00 committed by Greg Kroah-Hartman
parent a0cd1df9d3
commit 3c84f4bbe3
1 changed files with 6 additions and 12 deletions
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18
drivers/usb/misc/legousbtower.c
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@ -481,12 +481,10 @@ static __poll_t tower_poll(struct file *file, poll_table *wait)
poll_wait(file, &dev->write_wait, wait);
tower_check_for_read_packet(dev);
if (dev->read_packet_length > 0) {
if (dev->read_packet_length > 0)
mask |= EPOLLIN | EPOLLRDNORM;
}
if (!dev->interrupt_out_busy) {
if (!dev->interrupt_out_busy)
mask |= EPOLLOUT | EPOLLWRNORM;
}
return mask;
}
@ -532,9 +530,8 @@ static ssize_t tower_read(struct file *file, char __user *buffer, size_t count,
goto unlock_exit;
}
if (read_timeout) {
if (read_timeout)
timeout = jiffies + msecs_to_jiffies(read_timeout);
}
/* wait for data */
tower_check_for_read_packet(dev);
@ -544,9 +541,8 @@ static ssize_t tower_read(struct file *file, char __user *buffer, size_t count,
goto unlock_exit;
}
retval = wait_event_interruptible_timeout(dev->read_wait, dev->interrupt_in_done, dev->packet_timeout_jiffies);
if (retval < 0) {
if (retval < 0)
goto unlock_exit;
}
/* reset read timeout during read or write activity */
if (read_timeout
@ -572,9 +568,8 @@ static ssize_t tower_read(struct file *file, char __user *buffer, size_t count,
spin_lock_irq(&dev->read_buffer_lock);
dev->read_buffer_length -= bytes_to_read;
dev->read_packet_length -= bytes_to_read;
for (i=0; i<dev->read_buffer_length; i++) {
for (i = 0; i < dev->read_buffer_length; i++)
dev->read_buffer[i] = dev->read_buffer[i+bytes_to_read];
}
spin_unlock_irq(&dev->read_buffer_lock);
retval = bytes_to_read;
@ -625,9 +620,8 @@ static ssize_t tower_write(struct file *file, const char __user *buffer, size_t
}
retval = wait_event_interruptible(dev->write_wait,
!dev->interrupt_out_busy);
if (retval) {
if (retval)
goto unlock_exit;
}
}
/* write the data into interrupt_out_buffer from userspace */