From: Rob Evers <revers@redhat.com> Date: Wed, 27 Oct 2010 15:22:53 -0400 Subject: [scsi] lpfc: fix possible crash on non-SLI4 hba Message-id: <1288192999-24221-2-git-send-email-revers@redhat.com> Patchwork-id: 28928 O-Subject: [RHEL5.6 PATCH 01/27] lpfc: Fixed a potential driver bug which can cause system crash on non SLI4 hba. (CR: 105946) Bugzilla: 639028 lpfc: Fixed a potential driver bug which can cause system crash on non SLI4 hba. (CR: 105946) From: Rob Evers on behalf of Emulex <revers@redhat.com> https://bugzilla.redhat.com/show_bug.cgi?id=636289 diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 657e89e..2e398b7 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -699,7 +699,7 @@ lpfc_work_done(struct lpfc_hba *phba) (status & HA_RXMASK)); } - if (pring->txq_cnt) + if ((phba->sli_rev == LPFC_SLI_REV4) && pring->txq_cnt) lpfc_drain_txq(phba); /* * Turn on Ring interrupts
