From d01f9595400788ca8a117522f5dfbc43c59b4cc7 Mon Sep 17 00:00:00 2001 From: Corentin Chary Date: Wed, 7 Jul 2010 20:58:03 +0200 Subject: [PATCH] vnc: add missing lock for vnc_cursor_define() All vnc_write() calls must be locked (except the ones present before the protocol initialization). Signed-off-by: Corentin Chary Signed-off-by: Anthony Liguori --- ui/vnc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/ui/vnc.c b/ui/vnc.c index 7330b2c889..7fc40acae8 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -796,6 +796,7 @@ static int vnc_cursor_define(VncState *vs) int isize; if (vnc_has_feature(vs, VNC_FEATURE_RICH_CURSOR)) { + vnc_lock_output(vs); vnc_write_u8(vs, VNC_MSG_SERVER_FRAMEBUFFER_UPDATE); vnc_write_u8(vs, 0); /* padding */ vnc_write_u16(vs, 1); /* # of rects */ @@ -804,6 +805,7 @@ static int vnc_cursor_define(VncState *vs) isize = c->width * c->height * vs->clientds.pf.bytes_per_pixel; vnc_write_pixels_generic(vs, &pf, c->data, isize); vnc_write(vs, vs->vd->cursor_mask, vs->vd->cursor_msize); + vnc_unlock_output(vs); return 0; } return -1; -- 2.11.0