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由 Peter Krempa 提交于
Re-arrange the code so that the returned bitmap is always initialized to NULL even on early failures and return an error message as some callers are already expecting it. Fix up the rest not to shadow the error.
106a2dda
Re-arrange the code so that the returned bitmap is always initialized to NULL even on early failures and return an error message as some callers are already expecting it. Fix up the rest not to shadow the error.