Bluetooth: Return proper error codes on rfcomm tty init
Forward error codes from tty core to the rfcomm_init caller instead of using generic -1 errors. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com> Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
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1 changed files with 6 additions and 3 deletions
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@ -1155,9 +1155,11 @@ static const struct tty_operations rfcomm_ops = {
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int __init rfcomm_init_ttys(void)
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{
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int error;
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rfcomm_tty_driver = alloc_tty_driver(RFCOMM_TTY_PORTS);
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if (!rfcomm_tty_driver)
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return -1;
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return -ENOMEM;
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rfcomm_tty_driver->owner = THIS_MODULE;
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rfcomm_tty_driver->driver_name = "rfcomm";
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@ -1172,10 +1174,11 @@ int __init rfcomm_init_ttys(void)
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rfcomm_tty_driver->init_termios.c_lflag &= ~ICANON;
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tty_set_operations(rfcomm_tty_driver, &rfcomm_ops);
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if (tty_register_driver(rfcomm_tty_driver)) {
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error = tty_register_driver(rfcomm_tty_driver);
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if (error) {
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BT_ERR("Can't register RFCOMM TTY driver");
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put_tty_driver(rfcomm_tty_driver);
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return -1;
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return error;
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}
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BT_INFO("RFCOMM TTY layer initialized");
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