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authorMarc-André Lureau <marcandre.lureau@redhat.com>2020-03-09 15:51:55 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2020-04-01 14:24:03 -0400
commit4951247d8be253075e6e85104301a61525318d54 (patch)
tree41cfc7ea0d5d813f2090aee02478cb9ec5fa86bc /softmmu/vl.c
parent3b703feaf8a27451d756b5db6aeaa8276928b595 (diff)
softmmu: fix crash with invalid -M memory-backend=
Fixes: fe64d06afc1c5d895f220c268cfe4d5f1e65d44e ("vl.c: ensure that ram_size matches size of machine.memory-backend") Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20200309145155.168942-1-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'softmmu/vl.c')
-rw-r--r--softmmu/vl.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/softmmu/vl.c b/softmmu/vl.c
index a331fb5321..796a77e234 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -4298,6 +4298,11 @@ void qemu_init(int argc, char **argv, char **envp)
backend = object_resolve_path_type(current_machine->ram_memdev_id,
TYPE_MEMORY_BACKEND, NULL);
+ if (!backend) {
+ error_report("Memory backend '%s' not found",
+ current_machine->ram_memdev_id);
+ exit(EXIT_FAILURE);
+ }
backend_size = object_property_get_uint(backend, "size", &error_abort);
if (have_custom_ram_size && backend_size != ram_size) {
error_report("Size specified by -m option must match size of "