[PATCH 10/24] libfc: adds missing exch release for accepted RRQ

Robert Love
2009-09-18T22:49:46Z

From: Vasu Dev <vasu.dev@intel.com>

Adds missing exch release when RRQ is accepted by calling
fc_seq_ls_acc. Adds common exch release for fc_exch_els_rrq
by use of out label.

Reported-by: Alex Lyakas <alexl@mellanox.co.il>
Signed-off-by: Vasu Dev <vasu.dev@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
---

drivers/scsi/libfc/fc_exch.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index d58111f..d157976 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -1979,7 +1979,7 @@ retry:
*/
static void fc_exch_els_rrq(struct fc_seq *sp, struct fc_frame *fp)
{
- struct fc_exch *ep; /* request or subject exchange */
+ struct fc_exch *ep = NULL; /* request or subject exchange */
struct fc_els_rrq *rp;
u32 sid;
u16 xid;
@@ -2029,15 +2029,16 @@ static void fc_exch_els_rrq(struct fc_seq *sp, struct fc_frame *fp)
* Send LS_ACC.
*/
fc_seq_ls_acc(sp);
- fc_frame_free(fp);
- return;
+ goto out;

unlock_reject:
spin_unlock_bh(&ep->ex_lock);
- fc_exch_release(ep); /* drop hold from fc_exch_find */
reject:
fc_seq_ls_rjt(sp, ELS_RJT_LOGIC, explan);
+out:
fc_frame_free(fp);
+ if (ep)
+ fc_exch_release(ep); /* drop hold from fc_exch_find */
}

/**