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authorGerd Hoffmann <kraxel@redhat.com>2018-10-05 15:46:08 +0200
committerGerd Hoffmann <kraxel@redhat.com>2018-10-15 09:57:33 +0200
commit2f99f80c5dbb319bebede5f737efcb0b2253a45b (patch)
tree1657803942d2bf327f34a910f83ce9678e6f7060 /hw/display
parenta0d098b7942bf8522375c2f899d89c39b7f3c899 (diff)
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qxl: check qxl_phys2virt return value
Fixes: CID 1395986 Fixes: 979f7ef8966bc4495a710ed9e4af42098f92ee79 Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-id: 20181005134608.1251-1-kraxel@redhat.com
Diffstat (limited to 'hw/display')
-rw-r--r--hw/display/qxl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/display/qxl.c b/hw/display/qxl.c
index e628cf1..f608abc 100644
--- a/hw/display/qxl.c
+++ b/hw/display/qxl.c
@@ -290,7 +290,7 @@ static void qxl_spice_monitors_config_async(PCIQXLDevice *qxl, int replay)
}
cfg = qxl_phys2virt(qxl, qxl->guest_monitors_config, MEMSLOT_GROUP_GUEST);
- if (cfg->count == 1) {
+ if (cfg != NULL && cfg->count == 1) {
qxl->guest_primary.resized = 1;
qxl->guest_head0_width = cfg->heads[0].width;
qxl->guest_head0_height = cfg->heads[0].height;