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Subject[PATCH v2 5/8] serial: core: Cleanup uart_open() exit
Date
If aborting uart_open() unsuccessfully, retval is non-zero, so the
existing fall-through exit is equivalent.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
---
drivers/tty/serial/serial_core.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index f8c28a7..f77be14 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -1622,15 +1622,12 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
/*
* If we succeeded, wait until the port is ready.
*/
+err_unlock:
mutex_unlock(&port->mutex);
if (retval == 0)
retval = tty_port_block_til_ready(port, tty, filp);
-
end:
return retval;
-err_unlock:
- mutex_unlock(&port->mutex);
- goto end;
}

static const char *uart_type(struct uart_port *port)
--
2.7.0
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