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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Xiao Yang <yangx.jy@fujitsu.com>,
        Bart Van Assche <bvanassche@acm.org>,
        Leon Romanovsky <leon@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.19 431/717] RDMA/srp: Fix srp_abort()
Date:   Sat, 22 Oct 2022 09:25:10 +0200
Message-Id: <20221022072517.488627490@linuxfoundation.org>
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From: Bart Van Assche <bvanassche@acm.org>

[ Upstream commit 6dbe4a8dead84de474483910b02ec9e6a10fc1a9 ]

Fix the code for converting a SCSI command pointer into an SRP request
pointer.

Cc: Xiao Yang <yangx.jy@fujitsu.com>
Fixes: ad215aaea4f9 ("RDMA/srp: Make struct scsi_cmnd and struct srp_request adjacent")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20220908233139.3042628-1-bvanassche@acm.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/infiniband/ulp/srp/ib_srp.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 3d9c108d73ad..c3fa65977b3e 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2790,7 +2790,7 @@ static int srp_send_tsk_mgmt(struct srp_rdma_ch *ch, u64 req_tag, u64 lun,
 static int srp_abort(struct scsi_cmnd *scmnd)
 {
 	struct srp_target_port *target = host_to_target(scmnd->device->host);
-	struct srp_request *req = (struct srp_request *) scmnd->host_scribble;
+	struct srp_request *req = scsi_cmd_priv(scmnd);
 	u32 tag;
 	u16 ch_idx;
 	struct srp_rdma_ch *ch;
@@ -2798,8 +2798,6 @@ static int srp_abort(struct scsi_cmnd *scmnd)
 
 	shost_printk(KERN_ERR, target->scsi_host, "SRP abort called\n");
 
-	if (!req)
-		return SUCCESS;
 	tag = blk_mq_unique_tag(scsi_cmd_to_rq(scmnd));
 	ch_idx = blk_mq_unique_tag_to_hwq(tag);
 	if (WARN_ON_ONCE(ch_idx >= target->ch_count))
-- 
2.35.1