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qom: Don't make link NULL on object_property_set_link() failure
authorStefan Hajnoczi <stefanha@redhat.com>
Wed, 19 Mar 2014 07:58:54 +0000 (08:58 +0100)
committerAndreas Färber <afaerber@suse.de>
Wed, 19 Mar 2014 21:01:34 +0000 (22:01 +0100)
commitc6aed9833419eed9de19919ff31aa021a6171521
treec436d4aa0b2bbf46aee9264ad5a7f7fd5716e918tree
parentf5ec6704c73932291c303d0cf72352ac26411d0dcommit | diff
qom: Don't make link NULL on object_property_set_link() failure

The error behavior of object_property_set_link() is dangerous.  It sets
the link property object to NULL if an error occurs.  A setter function
should either succeed or fail, it shouldn't leave the value NULL on
failure.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
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