staging: most: rename variables

This patch renames some variables for better readability.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Gromm 2015-12-22 10:52:43 +01:00 committed by Greg Kroah-Hartman
parent a191176441
commit f9f24870d8

View File

@ -221,8 +221,8 @@ static ssize_t aim_write(struct file *filp, const char __user *buf,
static ssize_t
aim_read(struct file *filp, char __user *buf, size_t count, loff_t *offset)
{
ssize_t retval;
size_t not_copied, proc_len;
ssize_t copied;
size_t to_copy, not_copied;
struct mbo *mbo;
struct aim_channel *channel = filp->private_data;
@ -247,17 +247,17 @@ aim_read(struct file *filp, char __user *buf, size_t count, loff_t *offset)
return -EIO;
}
proc_len = min((int)count,
(int)(mbo->processed_length - channel->mbo_offs));
to_copy = min((int)count,
(int)(mbo->processed_length - channel->mbo_offs));
not_copied = copy_to_user(buf,
mbo->virt_address + channel->mbo_offs,
proc_len);
to_copy);
retval = not_copied ? proc_len - not_copied : proc_len;
copied = not_copied ? to_copy - not_copied : to_copy;
if (count < mbo->processed_length) {
channel->mbo_offs = retval;
channel->mbo_offs = copied;
channel->stacked_mbo = mbo;
} else {
most_put_mbo(mbo);
@ -265,7 +265,7 @@ aim_read(struct file *filp, char __user *buf, size_t count, loff_t *offset)
channel->stacked_mbo = NULL;
}
mutex_unlock(&channel->io_mutex);
return retval;
return copied;
}
static inline bool __must_check IS_ERR_OR_FALSE(int x)