From: Dan Carpenter <error27@gmail.com>
Date: Wed, 11 Aug 2010 18:00:09 +0000 (+0200)
Subject: rocket: add a mutex_unlock()
X-Git-Tag: Ubuntu-5.4-5.4.0-11.14~24684^2~2
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=49bf7eaffc0c252ab2a2cc8f1bf8c0077e778704;p=mirror_ubuntu-focal-kernel.git

rocket: add a mutex_unlock()

This path needs a mutex_unlock().  This is stuff from the bkl to mutex
transition.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c
index 79c3bc69165a..7c79d243acc9 100644
--- a/drivers/char/rocket.c
+++ b/drivers/char/rocket.c
@@ -1244,6 +1244,7 @@ static int set_config(struct tty_struct *tty, struct r_port *info,
 		}
 		info->flags = ((info->flags & ~ROCKET_USR_MASK) | (new_serial.flags & ROCKET_USR_MASK));
 		configure_r_port(tty, info, NULL);
+		mutex_unlock(&info->port.mutex);
 		return 0;
 	}