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util: Introduce virObjectGetLockableObj

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Split out the object fetch in virObject{Lock|Unlock} into a helper

Signed-off-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
John Ferlan 2017-03-29 16:21:31 -04:00
parent 209a95e354
commit 10c2bb2b19
1 changed files with 20 additions and 10 deletions
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30
src/util/virobject.c
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@ -309,6 +309,22 @@ virObjectRef(void *anyobj)
} }
static virObjectLockablePtr
virObjectGetLockableObj(void *anyobj)
{
virObjectPtr obj;
if (virObjectIsClass(anyobj, virObjectLockableClass))
return anyobj;
obj = anyobj;
VIR_WARN("Object %p (%s) is not a virObjectLockable instance",
anyobj, obj ? obj->klass->name : "(unknown)");
return NULL;
}
/** /**
* virObjectLock: * virObjectLock:
* @anyobj: any instance of virObjectLockablePtr * @anyobj: any instance of virObjectLockablePtr
@ -324,13 +340,10 @@ virObjectRef(void *anyobj)
void void
virObjectLock(void *anyobj) virObjectLock(void *anyobj)
{ {
virObjectLockablePtr obj = anyobj; virObjectLockablePtr obj = virObjectGetLockableObj(anyobj);
if (!virObjectIsClass(obj, virObjectLockableClass)) { if (!obj)
VIR_WARN("Object %p (%s) is not a virObjectLockable instance",
obj, obj ? obj->parent.klass->name : "(unknown)");
return; return;
}
virMutexLock(&obj->lock); virMutexLock(&obj->lock);
} }
@ -346,13 +359,10 @@ virObjectLock(void *anyobj)
void void
virObjectUnlock(void *anyobj) virObjectUnlock(void *anyobj)
{ {
virObjectLockablePtr obj = anyobj; virObjectLockablePtr obj = virObjectGetLockableObj(anyobj);
if (!virObjectIsClass(obj, virObjectLockableClass)) { if (!obj)
VIR_WARN("Object %p (%s) is not a virObjectLockable instance",
obj, obj ? obj->parent.klass->name : "(unknown)");
return; return;
}
virMutexUnlock(&obj->lock); virMutexUnlock(&obj->lock);
} }