linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Daeseok Youn <daeseok.youn@gmail.com>
To: lidza.louina@gmail.com, gregkh@linuxfoundation.org
Cc: markh@compro.net, dan.carpenter@oracle.com,
	driverdev-devel@linuxdriverproject.org,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: [PATCH 5/9] staging: dgap: introduce dgap_tty_unregister()
Date: Fri, 13 Jun 2014 16:41:47 +0900	[thread overview]
Message-ID: <20140613074147.GA31615@devel.8.8.4.4> (raw)

dgap_tty_unregister() will unregister serial_driver
and print_driver, and also free related variables.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
---
 drivers/staging/dgap/dgap.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index 497e6f3..4ea7a33 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -122,6 +122,7 @@ static int dgap_tty_put_char(struct tty_struct *tty, unsigned char c);
 static void dgap_tty_send_xchar(struct tty_struct *tty, char ch);
 
 static int dgap_tty_register(struct board_t *brd);
+static void dgap_tty_unregister(struct board_t *brd);
 static int dgap_tty_init(struct board_t *);
 static void dgap_tty_free(struct board_t *);
 static void dgap_cleanup_tty(struct board_t *);
@@ -1320,6 +1321,14 @@ free_serial_drv:
 	return rc;
 }
 
+static void dgap_tty_unregister(struct board_t *brd)
+{
+	tty_unregister_driver(brd->print_driver);
+	tty_unregister_driver(brd->serial_driver);
+	put_tty_driver(brd->print_driver);
+	put_tty_driver(brd->serial_driver);
+}
+
 /*
  * dgap_tty_init()
  *
-- 
1.7.1


             reply	other threads:[~2014-06-13  7:42 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-13  7:41 Daeseok Youn [this message]
2014-06-13  8:00 ` [PATCH 5/9] staging: dgap: introduce dgap_tty_unregister() Dan Carpenter
2014-06-13  8:16   ` DaeSeok Youn
2014-06-13  8:38     ` Dan Carpenter
2014-06-13  8:50       ` DaeSeok Youn

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20140613074147.GA31615@devel.8.8.4.4 \
    --to=daeseok.youn@gmail.com \
    --cc=dan.carpenter@oracle.com \
    --cc=devel@driverdev.osuosl.org \
    --cc=driverdev-devel@linuxdriverproject.org \
    --cc=gregkh@linuxfoundation.org \
    --cc=lidza.louina@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=markh@compro.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).