mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-11-19 08:05:27 +08:00
drivers/sbus/char/flash.c: flash_read should update ppos instead of file->f_pos
flash_read() updates file->f_pos directly instead of the ppos given. The VFS later updates the file->f_pos and overwrites it with the unchanged value of ppos. Signed-off-by: Jan Blunck <jblunck@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
667f0cee3e
commit
be94bbb5db
@ -105,9 +105,9 @@ static ssize_t
|
||||
flash_read(struct file * file, char __user * buf,
|
||||
size_t count, loff_t *ppos)
|
||||
{
|
||||
unsigned long p = file->f_pos;
|
||||
loff_t p = *ppos;
|
||||
int i;
|
||||
|
||||
|
||||
if (count > flash.read_size - p)
|
||||
count = flash.read_size - p;
|
||||
|
||||
@ -118,7 +118,7 @@ flash_read(struct file * file, char __user * buf,
|
||||
buf++;
|
||||
}
|
||||
|
||||
file->f_pos += count;
|
||||
*ppos += count;
|
||||
return count;
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user