[multipath] *bad bad nasty* map reload code path
[multipath] *bad bad nasty* map reload code path

* the uuid needs not be set for DM_DEVICE_RELOAD
* remove map upon map load/reload failure is *wrong* *wrong*
* "int op" superfluous


unakatsuo/multipath-tools,unakatsuo/multipath-tools,grzn/multipath-tools-explained,vijaychauhan/multipath-tools,vijaychauhan/multipath-tools,unakatsuo/multipath-tools,gebi/multipath-tools,grzn/multipath-tools-explained