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From ccb23fcac26e2a3712e2f25af6499a1d3b7e2882 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Fri, 10 Sep 2021 11:42:03 +0200
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Subject: [PATCH 1/4] qxl: fix pre-save logic
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Gerd Hoffmann <kraxel@redhat.com>
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RH-MergeRequest: 39: qxl: fix pre-save logic
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RH-Commit: [1/1] 126b1a352c63805bd23f5eb704515090eedc04e7
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RH-Bugzilla: 2002907
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RH-Acked-by: Philippe Mathieu-Daudé <philmd@redhat.com>
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RH-Acked-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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RH-Acked-by: Marc-André Lureau <None>
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Oops. Logic is backwards.
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Fixes: 39b8a183e2f3 ("qxl: remove assert in qxl_pre_save.")
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Resolves: https://gitlab.com/qemu-project/qemu/-/issues/610
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Resolves: https://bugzilla.redhat.com//show_bug.cgi?id=2002907
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
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Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
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Message-Id: <20210910094203.3582378-1-kraxel@redhat.com>
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(cherry picked from commit eb94846280df3f1e2a91b6179fc05f9890b7e384)
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---
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hw/display/qxl.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/hw/display/qxl.c b/hw/display/qxl.c
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index 43482d4364..29c80b4289 100644
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--- a/hw/display/qxl.c
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+++ b/hw/display/qxl.c
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@@ -2252,7 +2252,7 @@ static int qxl_pre_save(void *opaque)
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} else {
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d->last_release_offset = (uint8_t *)d->last_release - ram_start;
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}
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- if (d->last_release_offset < d->vga.vram_size) {
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+ if (d->last_release_offset >= d->vga.vram_size) {
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return 1;
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}
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--
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2.18.2
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