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Commit a8a89b7f authored by Akinobu Mita's avatar Akinobu Mita Committed by Mauro Carvalho Chehab
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V4L/DVB (8251): ttusb: use simple_read_from_buffer()() 



Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 3fce3fb0

drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c

+3 −15
Original line number Diff line number Diff line
@@ -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>
@@ -992,20 +993,7 @@ 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)

{

	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)