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Red Hat Bugzilla – Attachment 917080 Details for
Bug 1118353
Reliably crashes on xrandr resize events
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[patch]
This patch seems to work.
0001-x11vnc-fix-double-X_UNLOCK-on-xrandr-events.patch (text/plain), 970 bytes, created by
Will Thompson
on 2014-07-10 13:39:55 UTC
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Description:
This patch seems to work.
Filename:
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Creator:
Will Thompson
Created:
2014-07-10 13:39:55 UTC
Size:
970 bytes
patch
obsolete
>From c4dff87c8f3edf4f7d3e11cabed4e88abf18aaa3 Mon Sep 17 00:00:00 2001 >From: Will Thompson <will@willthompson.co.uk> >Date: Thu, 10 Jul 2014 14:34:37 +0100 >Subject: [PATCH] x11vnc: fix double X_UNLOCK on xrandr events > >check_xrandr_event() assumes X_LOCK is taken before it is called, and >currently calls X_UNLOCK on behalf of the caller. But in practice, all >callers assume that the lock is still held after check_xrandr_event() >returns. In particular, this leads to a double-unlock and crash in >check_xevents() on any xrandr event. >--- > x11vnc/xrandr.c | 1 + > 1 file changed, 1 insertion(+) > >diff --git a/x11vnc/xrandr.c b/x11vnc/xrandr.c >index d0d68e1..f2fb5ea 100644 >--- a/x11vnc/xrandr.c >+++ b/x11vnc/xrandr.c >@@ -268,6 +268,7 @@ int check_xrandr_event(char *msg) { > /* under do_change caller normally returns before its X_UNLOCK */ > X_UNLOCK; > handle_xrandr_change(rev->width, rev->height); >+ X_LOCK; > } > if (qout) { > return do_change; >-- >1.9.3 >
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