Commit 9b8c6924 authored by Jan Kiszka's avatar Jan Kiszka Committed by Paolo Bonzini
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memory: Return -1 again on reads from unsigned regions 



This restore the behavior prior to b018ddf6 which accidentally changed
the return code to 0. Specifically guests probing for register existence
were affected by this.

Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent b4afea11

memory.c

+1 −1
Original line number Diff line number Diff line
@@ -840,7 +840,7 @@ static uint64_t unassigned_mem_read(void *opaque, hwaddr addr, 
    if (current_cpu != NULL) {

        cpu_unassigned_access(current_cpu, addr, false, false, 0, size);

    }

    return 0;

    return -1ULL;

}



static void unassigned_mem_write(void *opaque, hwaddr addr,