07731f9 storage: Add error path for virStorageBackendCreateQemuImgCmdFromVol

Authored and Committed by John Ferlan 6 years ago
    storage: Add error path for virStorageBackendCreateQemuImgCmdFromVol
    
    Rather than inline the various free's and return NULL, just create
    an error label.
    
        
file modified
+9 -10