ERR_CAST is more concise than PTR_ERR followed by ERR_PTR. Using it also occasionally removes the need for an err variable.
-- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/