diff options
| author |   Felipe Balbi <balbi@ti.com> | 2011-03-21 12:25:08 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2011-04-22 17:31:53 -0700 |
| commit | b1c43f82c5aa265442f82dba31ce985ebb7aa71c (patch) | |
| tree | 8b344d8d5355b30e8deff901180edc708a653227 /drivers/tty/vt/selection.c | |
| parent | Serial: Remove unused code. (diff) | |
| download | linux-dev-b1c43f82c5aa265442f82dba31ce985ebb7aa71c.tar.xz linux-dev-b1c43f82c5aa265442f82dba31ce985ebb7aa71c.zip | |
tty: make receive_buf() return the amout of bytes received
it makes it simpler to keep track of the amount of
bytes received and simplifies how flush_to_ldisc counts
the remaining bytes. It also fixes a bug of lost bytes
on n_tty when flushing too many bytes via the USB
serial gadget driver.
Tested-by: Stefan Bigler <stefan.bigler@keymile.com>
Tested-by: Toby Gray <toby.gray@realvnc.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to '')
| -rw-r--r-- | drivers/tty/vt/selection.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/vt/selection.c b/drivers/tty/vt/selection.c index fb864e7fcd13..67b1d0d7c8ac 100644 --- a/drivers/tty/vt/selection.c +++ b/drivers/tty/vt/selection.c @@ -332,8 +332,7 @@ int paste_selection(struct tty_struct *tty) continue; } count = sel_buffer_lth - pasted; - count = min(count, tty->receive_room); - tty->ldisc->ops->receive_buf(tty, sel_buffer + pasted, + count = tty->ldisc->ops->receive_buf(tty, sel_buffer + pasted, NULL, count); pasted += count; } |