x86/cpuid: Fix crash on -cpu ""
Spotted by Coverity. Signed-off-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
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@ -594,9 +594,9 @@ static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *cpu_model)
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uint32_t numvalue;
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for (def = x86_defs; def; def = def->next)
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if (!strcmp(name, def->name))
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if (name && !strcmp(name, def->name))
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break;
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if (kvm_enabled() && strcmp(name, "host") == 0) {
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if (kvm_enabled() && name && strcmp(name, "host") == 0) {
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cpu_x86_fill_host(x86_cpu_def);
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} else if (!def) {
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goto error;
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