Spotted by Coverity.

Signed-off-by: Markus Armbruster <arm...@redhat.com>
---
 hw/qxl.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/hw/qxl.c b/hw/qxl.c
index 84ffd45..c97bebe 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -1006,7 +1006,7 @@ void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL pqxl, 
int group_id)
     case MEMSLOT_GROUP_HOST:
         return (void*)offset;
     case MEMSLOT_GROUP_GUEST:
-        PANIC_ON(slot > NUM_MEMSLOTS);
+        PANIC_ON(slot >= NUM_MEMSLOTS);
         PANIC_ON(!qxl->guest_slots[slot].active);
         PANIC_ON(offset < qxl->guest_slots[slot].delta);
         offset -= qxl->guest_slots[slot].delta;
-- 
1.7.6.4


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