When abort for an exchange timed out it didn't release the reference to
the exchange resulting in a memory leak.

After discussion with the author of the patch (CC) that introduced this
bug it was suggested to revert that patch.

This reverts commit ea3e2e72eeb3e8a9440a5da965914f9b12088626.

Signed-off by: Neerav Parikh <[email protected]>
Tested-by: Ross Brattain <[email protected]>
---
 drivers/scsi/libfc/fc_exch.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 08bf5fa..10a5436 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -666,13 +666,10 @@ static void fc_exch_timeout(struct work_struct *work)
                if (e_stat & ESB_ST_ABNORMAL)
                        rc = fc_exch_done_locked(ep);
                spin_unlock_bh(&ep->ex_lock);
+               if (!rc)
+                       fc_exch_delete(ep);
                if (resp)
                        resp(sp, ERR_PTR(-FC_EX_TIMEOUT), arg);
-               if (!rc) {
-                       /* delete the exchange if it's already being aborted */
-                       fc_exch_delete(ep);
-                       return;
-               }
                fc_seq_exch_abort(sp, 2 * ep->r_a_tov);
                goto done;
        }
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