From 2f99f80c5dbb319bebede5f737efcb0b2253a45b Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Fri, 5 Oct 2018 15:46:08 +0200 Subject: [PATCH] qxl: check qxl_phys2virt return value MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fixes: CID 1395986 Fixes: 979f7ef8966bc4495a710ed9e4af42098f92ee79 Signed-off-by: Gerd Hoffmann Reviewed-by: Philippe Mathieu-Daudé Message-id: 20181005134608.1251-1-kraxel@redhat.com --- hw/display/qxl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/display/qxl.c b/hw/display/qxl.c index e628cf1286..f608abc769 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; -- GitLab