Revert "char: moxa, prevent opening unavailable ports"
This reverts commit a90b037583d5f1ae3e54e9c687c79df82d1d34a4, which
already got fixed as commit f0e8527726b9e56649b9eafde3bc0fbc4dd2dd47:
the same patch (trivial differences) got applied twice.
Requested-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c
index 6799588..65b6ff2 100644
--- a/drivers/char/moxa.c
+++ b/drivers/char/moxa.c
@@ -1189,11 +1189,6 @@
return -ENODEV;
}
- if (port % MAX_PORTS_PER_BOARD >= brd->numPorts) {
- retval = -ENODEV;
- goto out_unlock;
- }
-
ch = &brd->ports[port % MAX_PORTS_PER_BOARD];
ch->port.count++;
tty->driver_data = ch;
@@ -1218,8 +1213,8 @@
moxa_close_port(tty);
} else
ch->port.flags |= ASYNC_NORMAL_ACTIVE;
-out_unlock:
mutex_unlock(&moxa_openlock);
+
return retval;
}