linux-kernel - [PATCH 03/10] mmc: remove pointless request type check in mmc_prep

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Date:   Tue, 31 Jan 2017 16:57:24 +0100
From:   Christoph Hellwig <hch@....de>
To:     axboe@...nel.dk
Cc:     linux-block@...r.kernel.org, linux-scsi@...r.kernel.org,
        linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 03/10] mmc: remove pointless request type check in mmc_prep_request

The block layer won't send requests the driver isn't asking for,
so remove this check.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 drivers/mmc/core/queue.c | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c
index a6496d8..033f641 100644
--- a/drivers/mmc/core/queue.c
+++ b/drivers/mmc/core/queue.c
@@ -30,15 +30,6 @@ static int mmc_prep_request(struct request_queue *q, struct request *req)
 {
 	struct mmc_queue *mq = q->queuedata;
 
-	/*
-	 * We only like normal block requests and discards.
-	 */
-	if (req->cmd_type != REQ_TYPE_FS && req_op(req) != REQ_OP_DISCARD &&
-	    req_op(req) != REQ_OP_SECURE_ERASE) {
-		blk_dump_rq_flags(req, "MMC bad request");
-		return BLKPREP_KILL;
-	}
-
 	if (mq && (mmc_card_removed(mq->card) || mmc_access_rpmb(mq)))
 		return BLKPREP_KILL;
 
-- 
2.1.4