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qemu: capabilities: Tolerate missing @qemuCaps in virQEMUCapsGetCanonicalMachine

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If qemuCaps are not present, just return the original machine type name.

This will help in situations when qemuCaps is not available in the post
parse callback.
This commit is contained in:
Peter Krempa
2017-08-16 15:37:18 +02:00
parent 7c5cf4983c
commit 9088d42da1
1 changed files with 10 additions and 4 deletions
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14
src/qemu/qemu_capabilities.c
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@ -2739,15 +2739,21 @@ int virQEMUCapsGetMachineTypesCaps(virQEMUCapsPtr qemuCaps,
} }
/**
* virQEMUCapsGetCanonicalMachine:
* @qemuCaps: qemu capabilities object
* @name: machine name
*
* Resolves aliased machine names to the actual machine name. If qemuCaps isn't
* present @name is returned.
*/
const char *virQEMUCapsGetCanonicalMachine(virQEMUCapsPtr qemuCaps, const char *virQEMUCapsGetCanonicalMachine(virQEMUCapsPtr qemuCaps,
const char *name) const char *name)
{ {
size_t i; size_t i;
if (!name) if (!name || !qemuCaps)
return NULL; return name;
for (i = 0; i < qemuCaps->nmachineTypes; i++) { for (i = 0; i < qemuCaps->nmachineTypes; i++) {
if (!qemuCaps->machineTypes[i].alias) if (!qemuCaps->machineTypes[i].alias)