diff options
| author | Peter Hurley <peter@hurleysoftware.com> | 2014-09-10 15:06:35 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-09-23 21:19:36 -0700 |
| commit | c274f6ef1c6665632767d32e4ab912aad839ce27 (patch) | |
| tree | fb916689439d10e29c55abc4e0af24e38ec203ec /include/linux/tty.h | |
| parent | 136d5258b2bc4ffae99cb69874a76624c26fbfad (diff) | |
tty: Hold termios_rwsem for tcflow(TCIxxx)
While transmitting a START/STOP char for tcflow(TCION/TCIOFF), prevent
a termios change. Otherwise, a garbage in-band flow control char
may be sent, if the termios change overlaps the transmission setup.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/tty.h')
0 files changed, 0 insertions, 0 deletions