Fixed infinite loop in lpfc_sli4_fcf_rr_next_index_get.
Signed-off-by: James Smart <james.sm...@emulex.com>
---
lpfc_sli.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff -upNr a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
--- a/drivers/scsi/lpfc/lpfc_sli.c 2013-01-02 13:13:10.046087810 -0500
+++ b/drivers/scsi/lpfc/lpfc_sli.c 2013-01-02 13:13:10.993087833 -0500
@@ -15556,10 +15556,13 @@ lpfc_sli4_fcf_rr_next_index_get(struct l
{
uint16_t next_fcf_index;
+initial_priority:
/* Search start from next bit of currently registered FCF index */
+ next_fcf_index = phba->fcf.current_rec.fcf_indx;
+
next_priority:
- next_fcf_index = (phba->fcf.current_rec.fcf_indx + 1) %
- LPFC_SLI4_FCF_TBL_INDX_MAX;
+ /* Determine the next fcf index to check */
+ next_fcf_index = (next_fcf_index + 1) % LPFC_SLI4_FCF_TBL_INDX_MAX;
next_fcf_index = find_next_bit(phba->fcf.fcf_rr_bmask,
LPFC_SLI4_FCF_TBL_INDX_MAX,
next_fcf_index);
@@ -15586,7 +15589,7 @@ next_priority:
* at that level and continue the selection process.
*/
if (lpfc_check_next_fcf_pri_level(phba))
- goto next_priority;
+ goto initial_priority;
lpfc_printf_log(phba, KERN_WARNING, LOG_FIP,
"2844 No roundrobin failover FCF available\n");
if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX)
--
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