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由 Peter Krempa 提交于
Some storage protocols allow to have the @path field in struct virStorageSource set to NULL. Add NULLSTR() wrappers to handle this possibility until I finish the storage source error formatter.
62a61d58
Some storage protocols allow to have the @path field in struct virStorageSource set to NULL. Add NULLSTR() wrappers to handle this possibility until I finish the storage source error formatter.