tty: hide unused pty_get_peer function
TIOCGPTPEER is only used for unix98 PTYs, and we get a warning when those are disabled: drivers/tty/pty.c:466:12: error: 'pty_get_peer' defined but not used [-Werror=unused-function] This moves the respective functions inside of the existing #ifdef. Fixes: 54ebbfb1 ("tty: add TIOCGPTPEER ioctl") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Aleksa Sarai <asarai@suse.de> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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