Tilman Schmidt a4304f2d5a tty: gigaset: really fix chars_in_buffer
The tty_operation chars_in_buffer() is not allowed to return a negative
value to signal an error.  Corrects the problem flagged by commit
23198fda7182969b619613a555f8645fdc3dc334, "tty: fix chars_in_buffers".

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: stable <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-09-19 13:13:09 -07:00
..
2009-05-17 20:51:25 -07:00
2009-07-02 13:16:46 -07:00
2009-05-17 20:51:27 -07:00