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V4L/DVB (8251): ttusb: use simple_read_from_buffer()() 

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Akinobu Mita 2008-07-04 06:33:20 -03:00 committed by Mauro Carvalho Chehab
parent 3fce3fb059
commit a8a89b7f60
1 changed files with 3 additions and 15 deletions
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18
drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
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@ -12,6 +12,7 @@
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/wait.h>
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/usb.h>
#include <linux/delay.h>
@ -990,22 +991,9 @@ static int stc_open(struct inode *inode, struct file *file)
}
static ssize_t stc_read(struct file *file, char *buf, size_t count,
loff_t * offset)
loff_t *offset)
{
int tc = count;
if ((tc + *offset) > 8192)
tc = 8192 - *offset;
if (tc < 0)
return 0;
if (copy_to_user(buf, stc_firmware + *offset, tc))
return -EFAULT;
*offset += tc;
return tc;
return simple_read_from_buffer(buf, count, offset, stc_firmware, 8192);
}
static int stc_release(struct inode *inode, struct file *file)