From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56637) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VEY2P-0006FV-D8 for qemu-devel@nongnu.org; Wed, 28 Aug 2013 01:11:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VEY2K-00053n-83 for qemu-devel@nongnu.org; Wed, 28 Aug 2013 01:11:25 -0400 From: Amit Shah Date: Wed, 28 Aug 2013 10:40:47 +0530 Message-Id: In-Reply-To: References: In-Reply-To: References: Subject: [Qemu-devel] [PATCH 5/9] char: introduce udp_chr_detach() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu list Cc: qemu-stable@nongnu.org, Hans de Goede , Gerd Hoffmann , Anthony Liguori , Amit Shah , Paolo Bonzini Remove any registered callbacks if a frontend is detached. CC: Signed-off-by: Amit Shah --- qemu-char.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/qemu-char.c b/qemu-char.c index befecf2..4b26ff9 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -2198,6 +2198,16 @@ typedef struct { int max_size; } NetCharDriver; +static void udp_chr_detach(CharDriverState *chr) +{ + NetCharDriver *s = chr->opaque; + + if (s->tag) { + io_remove_watch_poll(s->tag); + s->tag = 0; + } +} + static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len) { NetCharDriver *s = chr->opaque; @@ -2309,6 +2319,7 @@ static CharDriverState *qemu_chr_open_udp_fd(int fd) chr->chr_write = udp_chr_write; chr->chr_update_read_handler = udp_chr_update_read_handler; chr->chr_close = udp_chr_close; + chr->chr_detach = udp_chr_detach; /* be isn't opened until we get a connection */ chr->explicit_be_open = true; return chr; -- 1.8.3.1