diff options
| author | James Smart <james.smart@avagotech.com> | 2015-12-16 18:11:52 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-09-15 08:27:41 +0200 |
| commit | 3f499a426420ab8b6f5c5a8a728cd6f713b5f398 (patch) | |
| tree | 097eaf9f20792e60cf0eeb3a01fdd789bc7a862b /drivers/scsi/lpfc | |
| parent | bcc975680df41bddcff13c3477087c7f51280b00 (diff) | |
lpfc: Fix FCF Infinite loop in lpfc_sli4_fcf_rr_next_index_get.
[ Upstream commit f5cb5304eb26d307c9b30269fb0e007e0b262b7d ]
Fix FCF Infinite loop in lpfc_sli4_fcf_rr_next_index_get.
Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index f9585cdd8933..6aae828208e2 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -16173,7 +16173,7 @@ fail_fcf_read: } /** - * lpfc_check_next_fcf_pri + * lpfc_check_next_fcf_pri_level * phba pointer to the lpfc_hba struct for this port. * This routine is called from the lpfc_sli4_fcf_rr_next_index_get * routine when the rr_bmask is empty. The FCF indecies are put into the @@ -16329,8 +16329,12 @@ next_priority: if (next_fcf_index < LPFC_SLI4_FCF_TBL_INDX_MAX && phba->fcf.fcf_pri[next_fcf_index].fcf_rec.flag & - LPFC_FCF_FLOGI_FAILED) + LPFC_FCF_FLOGI_FAILED) { + if (list_is_singular(&phba->fcf.fcf_pri_list)) + return LPFC_FCOE_FCF_NEXT_NONE; + goto next_priority; + } lpfc_printf_log(phba, KERN_INFO, LOG_FIP, "2845 Get next roundrobin failover FCF (x%x)\n", |