[PATCH 5.19 431/717] RDMA/srp: Fix srp_abort()

From: Greg Kroah-Hartman
Date: Sat Oct 22 2022 - 04:19:54 EST


From: Bart Van Assche <bvanassche@xxxxxxx>

[ Upstream commit 6dbe4a8dead84de474483910b02ec9e6a10fc1a9 ]

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

Cc: Xiao Yang <yangx.jy@xxxxxxxxxxx>
Fixes: ad215aaea4f9 ("RDMA/srp: Make struct scsi_cmnd and struct srp_request adjacent")
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
Link: https://lore.kernel.org/r/20220908233139.3042628-1-bvanassche@xxxxxxx
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
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