提交 0d4420a9 编写于 作者: O Oliver Hartkopp 提交者: David S. Miller

slcan: fix ldisc->open retval

TTY layer expects 0 if the ldisc->open operation succeeded.
Reported-by: NMatvejchikov Ilya <matvejchikov@gmail.com>
Signed-off-by: NOliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 aae1e743
......@@ -583,7 +583,9 @@ static int slcan_open(struct tty_struct *tty)
/* Done. We have linked the TTY line to a channel. */
rtnl_unlock();
tty->receive_room = 65536; /* We don't flow control */
return sl->dev->base_addr;
/* TTY layer expects 0 on success */
return 0;
err_free_chan:
sl->tty = NULL;
......
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