drivers/scsi/scsi_lib.c

285  * Linux error code if we didn't get that far.
358  * Wake up the error handler if necessary. Avoid as follows that the error
624 static bool scsi_end_request(struct request *req, blk_status_t error,
631 	if (blk_update_request(req, error, bytes))
644 	 * SCSI error handler guarantees that the function called by
665 	__blk_mq_end_request(req, error);
675  * @result:	scsi error code
797 		/* Third party bus reset or reset for error recovery
954  * new result that may suppress further error checking. Also modifies
982 		 * good_bytes != blk_rq_bytes(req) as the signal for an error.
1052 	if (unlikely(result))	/* a nz result may or may not be an error */
1081 	 * If there had been no error, but we have leftover bytes in the
1560 		/* in SDEV_DEL we error all commands. DID_NO_CONNECT
1561 		 * returns an immediate error upwards, and signals
1888 		 * we hit an error, as we will never see this command
2173  *	Returns zero if successful; negative error number or scsi
2174  *	status on error
2256  *	Returns zero if successful, or a negative error number on failure
2383  *	Returns zero if unsuccessful or an error if TUR failed.  For
2417  *	Returns zero if successful or an error if the requested
2725  *	Returns zero if unsuccessful or an error if not.
2851  * Returns zero if successful or a negative error code upon failure.
2919  * Returns zero if successful or a negative error code upon failure.
2972  * Returns zero if successful or a negative error code upon failure.
3054  * Returns zero if successful or a negative error code upon failure.
3256  * Returns the length of the identification or error on failure.
3382  * Returns the identifier or error on failure.