[SCSI] lpfc 8.2.5 : Fix buffer leaks

Fix buffer leaks:
- HBQ dma buffer leak at dma_pool_destroy when unloading driver
- Fix missing buffer free in slow ring buffer handling

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 13 insertions, 4 deletions

diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 25892671bfb0..bd572d6b60af 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -629,9 +629,8 @@ lpfc_linkdown(struct lpfc_hba *phba)
         LPFC_MBOXQ_t          *mb;
         int i;
 
-        if (phba->link_state == LPFC_LINK_DOWN) {
+        if (phba->link_state == LPFC_LINK_DOWN)
                 return 0;
-        }
         spin_lock_irq(&phba->hbalock);
         if (phba->link_state > LPFC_LINK_DOWN) {
                 phba->link_state = LPFC_LINK_DOWN;
@@ -1122,7 +1121,7 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
         if (la->attType == AT_LINK_UP) {
                 phba->fc_stat.LinkUp++;
                 if (phba->link_flag & LS_LOOPBACK_MODE) {
-                        lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
+                        lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
                                         "1306 Link Up Event in loop back mode "
                                         "x%x received Data: x%x x%x x%x x%x\n",
                                         la->eventTag, phba->fc_eventTag,
@@ -1139,11 +1138,21 @@ lpfc_mbx_cmpl_read_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                 lpfc_mbx_process_link_up(phba, la);
         } else {
                 phba->fc_stat.LinkDown++;
-                lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
+                if (phba->link_flag & LS_LOOPBACK_MODE) {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
+                                "1308 Link Down Event in loop back mode "
+                                "x%x received "
+                                "Data: x%x x%x x%x\n",
+                                la->eventTag, phba->fc_eventTag,
+                                phba->pport->port_state, vport->fc_flag);
+                }
+                else {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
                                 "1305 Link Down Event x%x received "
                                 "Data: x%x x%x x%x\n",
                                 la->eventTag, phba->fc_eventTag,
                                 phba->pport->port_state, vport->fc_flag);
+                }
                 lpfc_mbx_issue_link_down(phba);
         }