[PATCH 3.16 025/366] IB/srp: Fix srp_abort()

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3.16.60-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Bart Van Assche <bart.vanassche@xxxxxxx>

commit e68088e78d82920632eba112b968e49d588d02a2 upstream.

Before commit e494f6a72839 ("[SCSI] improved eh timeout handler") it
did not really matter whether or not abort handlers like srp_abort()
called .scsi_done() when returning another value than SUCCESS. Since
that commit however this matters. Hence only call .scsi_done() when
returning SUCCESS.

Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxxxx>
[bwh: Backported to 3.16: s/ch/target/]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
 drivers/infiniband/ulp/srp/ib_srp.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2393,9 +2393,11 @@ static int srp_abort(struct scsi_cmnd *s
 		ret = FAST_IO_FAIL;
 	else
 		ret = FAILED;
-	srp_free_req(target, req, scmnd, 0);
-	scmnd->result = DID_ABORT << 16;
-	scmnd->scsi_done(scmnd);
+	if (ret == SUCCESS) {
+		srp_free_req(target, req, scmnd, 0);
+		scmnd->result = DID_ABORT << 16;
+		scmnd->scsi_done(scmnd);
+	}
 
 	return ret;
 }




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