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cpus: initialize cpu->memory_dispatch

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This fixes a NULL pointer dereference in s390x-softmmu.

On pretty much all other architectures, creating an MMIO region calls
cpu_reload_memory_map.  On s390, however, there are no MMIO regions
and everything is done via hypercalls.

Fixes: 9d82b5a792
Reported-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-03-09 15:28:37 +01:00
parent 21b7cf9e07
commit cba7054928
1 changed files with 1 additions and 0 deletions
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1
exec.c
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@ -548,6 +548,7 @@ void cpu_exec_init(CPUArchState *env)
#ifndef CONFIG_USER_ONLY
cpu->as = &address_space_memory;
cpu->thread_id = qemu_get_thread_id();
cpu_reload_memory_map(cpu);
#endif
QTAILQ_INSERT_TAIL(&cpus, cpu, node);
#if defined(CONFIG_USER_ONLY)