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From: "Daniel P. Berrange" <berrange@redhat.com>
To: qemu-devel@nongnu.org
Cc: Gerd Hoffmann <kraxel@redhat.com>,
	"Daniel P. Berrange" <berrange@redhat.com>
Subject: [Qemu-devel] [PATCH 7/9] ui: remove bogus call to reset_keys() in vnc_init_state
Date: Thu, 29 Sep 2016 16:45:38 +0100	[thread overview]
Message-ID: <1475163940-26094-8-git-send-email-berrange@redhat.com> (raw)
In-Reply-To: <1475163940-26094-1-git-send-email-berrange@redhat.com>

The vnc_init_state method calls reset_keys() to reset the
modifier key state. This was originally added in

  commit 53762ddb277c690e486d0e17b10591774248c8cf
  Author: malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162>
  Date:   Mon Dec 1 20:57:52 2008 +0000

    Reset the key modifiers upon client connect

This was valid at this time because there was only the
single VncState object which was persistent across client
connections and so needed resetting.

The persistent data was later split off into VncDisplay
and VncState was allocated at time of client connection:

  commit 753b4053311ff1437d99726970b1e7e6bf38249b
  Author: aliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>
  Date:   Mon Feb 16 14:59:30 2009 +0000

    Support multiple VNC clients (Brian Kress)

at which point the modifier state is always 0 due to
use of g_new0. As such the reset_keys() call has been
a no-op ever since.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
---
 ui/vnc.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/ui/vnc.c b/ui/vnc.c
index d1f33d3..7c8f07d 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -3086,7 +3086,6 @@ void vnc_init_state(VncState *vs)
     vnc_write(vs, "RFB 003.008\n", 12);
     vnc_flush(vs);
     vnc_read_when(vs, protocol_version, 12);
-    reset_keys(vs);
     if (vs->vd->lock_key_sync)
         vs->led = qemu_add_led_event_handler(kbd_leds, vs);
 
-- 
2.7.4

  parent reply	other threads:[~2016-09-29 15:46 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-29 15:45 [Qemu-devel] [PATCH 0/9] Misc VNC server code cleanups Daniel P. Berrange
2016-09-29 15:45 ` [Qemu-devel] [PATCH 1/9] ui: remove misleading comment from vnc_init_state Daniel P. Berrange
2016-09-29 15:45 ` [Qemu-devel] [PATCH 2/9] ui: remove 'enabled' and 'ws_enabled' fields from VncState Daniel P. Berrange
2016-09-29 15:45 ` [Qemu-devel] [PATCH 3/9] ui: remove 'ws_tls' field " Daniel P. Berrange
2016-09-29 15:45 ` [Qemu-devel] [PATCH 4/9] ui: rename misleading 'VncDisplay' variables Daniel P. Berrange
2016-09-29 15:45 ` [Qemu-devel] [PATCH 5/9] ui: refactor method for setting up VncDisplay auth types Daniel P. Berrange
2016-09-29 16:10   ` Eric Blake
2016-09-29 15:45 ` [Qemu-devel] [PATCH 6/9] ui: remove bogus call to graphic_hw_update() in vnc_listen_io Daniel P. Berrange
2016-09-29 15:45 ` Daniel P. Berrange [this message]
2016-09-29 15:45 ` [Qemu-devel] [PATCH 8/9] ui: move some initialization out of vnc_init_state Daniel P. Berrange
2016-09-29 15:45 ` [Qemu-devel] [PATCH 9/9] ui: rename vnc_init_state to vnc_start_protocol Daniel P. Berrange
2016-10-13  7:21 ` [Qemu-devel] [PATCH 0/9] Misc VNC server code cleanups Gerd Hoffmann

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