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| author | Johannes Thumshirn <jthumshirn@suse.de> | 2016-07-18 16:06:03 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-07-20 19:45:35 -0400 |
| commit | 31979008fdae72d7441643f3a5b1bdaedf481335 (patch) | |
| tree | baa9bddc227c9e608dce58edca20aff427ebcd04 /drivers/scsi/lpfc/lpfc_sli.c | |
| parent | fcbefc3b2bfb4dd1a230b3082b68bc7cf7c081e7 (diff) | |
| download | linux-31979008fdae72d7441643f3a5b1bdaedf481335.tar.bz2 | |
lpfc: call lpfc_sli_validate_fcp_iocb() with the hbalock held
Call lpfc_sli_validate_fcp_iocb() with the hbalock held, as the pointer
to iocbq is not guaranteed to still be valid after looking it up.
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Laurence Oberman <loberman@redhat.com>
Acked-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index c8fd0a349eba..351d08ace24a 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -10203,6 +10203,7 @@ lpfc_sli_sum_iocb(struct lpfc_vport *vport, uint16_t tgt_id, uint64_t lun_id, struct lpfc_iocbq *iocbq; int sum, i; + spin_lock_irq(&phba->hbalock); for (i = 1, sum = 0; i <= phba->sli.last_iotag; i++) { iocbq = phba->sli.iocbq_lookup[i]; @@ -10210,6 +10211,7 @@ lpfc_sli_sum_iocb(struct lpfc_vport *vport, uint16_t tgt_id, uint64_t lun_id, ctx_cmd) == 0) sum++; } + spin_unlock_irq(&phba->hbalock); return sum; } |